Here’s the best way to solve it. Here is a. 100 feet c. 447 m/s. Maintain a three (3) second following distance. A 3,000 pound car traveling at 70 MPH has 15. 25 kWh to move, and the brake uses the same 0. A 3,000 pound car traveling at 70 mph has 15. A typical tractor-trailer or other large truck can weigh as much as 80,000 pounds by law. In our 70 mph highway range test, we were. A) a 3,000- lb car engine develops a useful output power of 40 hp when traveling at 60 mph (88 ft/s) on a level road. 0 mph (88 ft/s) passes a car pulling out of a gas station. A 3,000 pound car traveling at 70 mph has 15. A 60-kg student traveling in a car with a constant velocity has a kinetic energy of 1. To calculate the kinetic energy, first convert km/h to meters per second: 40km/h = 11. Answers. We would like to show you a description here but the site won’t allow us. 60mph. Determine the force applied. The driver of the car instantaneously steps on the gas and accelerates at 8. To find. It took him 25 minutes on the way to work and 35 minutes on. 825 is 10. 2 feet above the pavement and 5. a = mi/h2-150 S. The study showed that headwinds with wind speeds up to 115 miles per hour do not tip over vehicles. 25 miles per hour = 36. Let the velocity of truck be v_t=50 miles/hr Let the starting point of car be O then The starting point of the truck will be 20 Miles from the point O. 1 mile per hour = 1. If conditions are so bad that you cannot see the road ahead, _____. Let's say the posted speed limit on a rural highway is 55 miles per hour, and a crash results in a totaled. 06 s. 30 miles per hour = 44. A 3000 pound car traveling 70 mph . A) a 3,000- lb car engine develops a useful output power of 40 hp when traveling at 60 mph (88 ft/s) on a level road. An 80,000 pound big rig traveling 2 mph or a 4,000 pound SUV traveling 40 mph? and more. Miles. Both of your vehicles should do fine at 3,000 rpm. 8 km/h or 767 mph (at 20 °C / 68 °F). To use the formula, you simply divide the speed in MPH by 0. Serway, John W. 2v − 500 = 0, giving v = 80. Where: p = momentum. Flow rate is defined as the rate at which traffic traverses a freeway segment, in vehicles per hour or passenger cars per hour. A 3,000 Pound Car Traveling At 70 Mph Has 15. 44, weighing 3000 lb tows a single axle two-wheel trailer weighing 1500 lb at 60 mph. Determine the maximum deceleration the car can have to stay on the circular path if the total friction force from all tires is limited to 2400 lb. TRUE. 8 million pounds of force to release in an impact. 9 seconds to travel one kilometer, or 4. 8 million pounds of. 40° B) 5. 9 seconds to travel one kilometer, or 4. A 3,000 pound vehicle traveling at 60 mph will require about 300 to 500 feet to stop. ) Show transcribed image text. A car weighing 3000 lb is traveling at a constant speed of 60 mph as shown below. Ford estimates that range for the 2022 F. You can convert pounds*miles^2/hour^2 into Joules by simply converting all the units; kilograms into pounds, miles^2 into meters^2, etc. G. (5 pts. If your car seems to be operating at a higher RPM in such a scenario, it’s better to head to an auto shop and check the engine. If the distance from the stopping point to the wall is 10. Express your answer to three significant figures and include the. It means that a sound wave in air needs about 2. 0. 10938356*10-31 kg; The speed of this electron is 299,792,458 m/s / 100 = 2,997,924. 10 miles per hour = 14. A car weighing 3000 lb, traveling at 60 mph, decelerates at 0. If a vehicle can travel 100 miles in one hour, its speed is 100 mph. 165949 N in no time and saves you from lengthy calculations. How much force does a 3000 pound car traveling 70 mph have? According to Newton’s second law of motion, a 3,000-pound vehicle traveling at 70 miles per hour has approximately 15. Step vans (delivery trucks) and 15-passenger vans _____. Moving with the speed 60 mph, the train spends hours another way (but the same distance). 8 meters per second per second. 1 pound-force is the gravitational force exerted by the Earth on a mass of 1 pound. Also, with multiple impacts, the people inside the cars can suffer more severe personal injuries. The i7. Impact pressure would be 74,250 pounds/square foot. Expert-verified. Determine the force applied to slow the car. In this text, we will clarify the difference between the stopping distance and the braking distance. 5s, determine the average. Rear-mount cargo boxes or trays reduce fuel economy by much less—only 1% or 2% in city driving and 1% to 5% on the highway. Get an answer. Weight of the car, W = mg = 2600 pound. 1 seconds, but it’s an impressive tow vehicle, too. 41 m/s momentum = velocity * mass momentum = 13. 600 kg. If the vehicle deceleration rate is 20 fpsps (rather than the previously calculated 15 fps), then stopping time = 88/20 = 4. Q-Chat Created by kcgrieco Terms in this set (10) At 60 mph, on dry pavement, the vehicle-braking distance for a 3000 pound vehicle to come to a stop is a. car traveling at 60 mph? This problem has been solved! You'll get a detailed solution from a subject matter expert that helps you learn core concepts. The total momentum of the ball is zero. decreases. . Kinetic energy is given by the formula KE = 1/2, where m is mass and v is velocity. 225. What we call a "high-performance" car is just a vehicle with a lot of horsepower and a low weight; the power-to-weight ratio is the essential determination for a high-performance car. Crash force is equal to your body weight multiplied by the speed of the vehicle. Then, apply the avg speed formula to get 120 miles / 2 hours = 60 mph (miles per hour). weight = 3000 lbma. A 3000 pound car traveling at 70 mph has 15. TRUE. 4 kg block of wood sits on a frictionless table. 2300 lb's 1043 kg (mass of car) 40 mph 18 m/s (mps) (velocity of car) We can just estimate t to be . Study with Quizlet and memorize flashcards containing terms like A block of iron is transported to the Moon. m = mass. At 60 mph, on dry pavement, the vehicle-braking distance for a 3,000-pound vehicle to come to a stop is. 5 MILLION foot-pounds of force. Nine feet in front of you is a 75,000 lbf semi that is going 65 mph. Where: p = momentum. 25 miles per hour = 36. 1 Answer/Comment. As a general rule, for every mile per hour over 55, you lose 2% in fuel economy. 4667 feet per second. 41 m/s * 907. 6 * 60 = 2 ds/dt. 30, fully charging a Tesla costs an. The traffic is traveling at 70 MPH. It’s replacement, a four cylinder, 165 hp Subaru cruises comfortably at that speed. 447 m/s. DO NOT CONVERT UNITS!The 3,000 pound car traveling at 70 mph has a tremendous amount of force to release in a crash. To calculate the kinetic energy, first convert km/h to meters per second: 40km/h = 11. 8 lb, rolling resistance of 48. Impact Force Calculator for m = 3000 lb, v = 40 mph & d = 50 ft provides the impact force value i. (I converted the weight of the car to the mass of the car in Kg and all other units to SI units, then converted final force back to lb's) What is the momentum of a 2000 pound car traveling at 30 miles per hour Give the answer in metric units change pounds to kilograms miles per hour to meters per second? 2000 pounds = 907. Along with values, enter the known units of measure for each and this. asked in Jobs & Employment by voice (257k points) jobs-n-employment; education; guide; car; ahead-travelling; force-release; impact; 1 answer. 99). Now work = 154 x 6 = 924 J. 181 seconds. 0 g bullet, fired horizontally at a speed of 550 m/s. 35, Af = 21 ft2, W = 3000 lb, ? = 0. Your car gets 29 miles per gallon (mpg) at 60 miles per hour (mph) and 25 mpg at 70 mph. How long will it take the car to travel 100/6. So the force on this hypothetical car at 60 mph is approximately 60 pounds. 18m + 55m. Assuming the car's tires do not. (center of gravity) of the test vehicle is 3. 58 m/s. The amount of distance you need to stop the car increases with speed. Re: Auto accident, calculating force of impact. Calculate the superelevation angle that would have to exist so that no lateral friction force would act on the tires. A driver travelling at 50 mph is 80 m from the wall ahead. Enter 500,000 in the "energy" box and choose foot pounds from its menu. 8 million pounds of force released in a crash. A 3,000 lb car traveling at 70 mph is producing 491,810 ftlb of energy It has that much kinetic energy with respect to stationary objects due to the engine adding it as the car accelerated. The '70 VW Beetle may be a primitive car by modern standards, but it's light-years ahead of the 1949 VW Beetle. About Quizlet; How Quizlet works; Careers; Advertise with us; Get the app; For students. According to GSU’s HyperPhysics Project, a 160 lb person—wearing a seat belt and traveling at only 30 miles per hour—experiences around 30 g’s of force in a front-end collision with a fixed object. Combination vehicles that weigh more than 3,000 pounds must be able to stop within 50 feet when traveling at 20 mph. (recurring) miles per second. 28ms^-1 North (b) approx 54. Not Answered. Let the car move along the x axis before. Click “Calculate. 7 ˛ 10-3 kgoem/s B) 6. This time a 2000-pound car is driven by a UConn junior, traveling at 30 mph. If the cars crash head-on and become entangled, determine their common velocity in ft/s just after the collision. F = 640 pounds. Assuming the brakes are not applied, determine the average impulsive force acting on the car. decreases. Engine RPM, or revolutions per minute, is defined as. A car moving at 60 mph will take _____ to come to a complete stop. A 3,000 pound car traveling at 70 mph has 15. Note: This is a rough and quick estimate of engine horsepower. The new Wheel RPM (831 rpm) is lower than the old one (877 rpm). The exponent over the variables should always be 1. Question: SS 1. The swarm is traveling at 1 mph in the opposite direction of the truck. 2 kg 30 mph = 13. Add an answer. 5 seconds to decellerate to zero fps (1/0. 3500 ft. Quick List: Best 60-70 MPH Electric Scooters. To reduce wear and tear to the engine and ensure you get maximum fuel efficiency, it’s best to stay in the 2000-3000 RPM range when driving on a highway at 60-70 mph. 3. 70g after the brakes are applied. 2 percent increase in mean vehicle speed, IIHS found. If a 3,000-pound car traveling at 70 mph then it has 15. Car Acceleration Diagram - mph . 99). Find the drag force. Speed boats are even faster. For example, the average risk of severe injury or death for a 70‐year old pedestrian struck by a car traveling at 25 mph is similar to the risk for a 30‐year. 8 million pounds of force to release in a crash. /sec x 1/0. 4 = 154 N. 2 feet above the pavement and 5. Compute the magnitude F of the total friction force exerted by the road on the car (a) just before it passes point B, (6) just after it passes point B, and (c) just. F =. We used to own a 70 hp Honda Civic which was underpowered for our 75 mph interstate speed limit. SteamKing said: When traveling on level roads at constant speed, most passenger cars need only about 20 hp or so to overcome rolling friction and air drag. And it's draining the velocity of 45 mph. 8 Million Pounds Of Force To Release In A Crash. So, if you’re driving at 65 mph, your vehicle will travel 71 feet before you realize you need to start braking. Transcribed image text: 3. The weight of the car acts through the center of gravity (CG). Publisher: Cengage Learning. B) if this same car goes up a 6% grade at 60 mph, and the drag is the same, find the power of the engine required. False. The energy possessed by an object by its motion is known as kinetic energy. Reaction distance. When a car crashes, the impact can create a tremendous amount of energy, equal to 15. What is the magnitude of its momentum? A) 1. Car B is traveling at a speed of 75 mph and is decreasing its speed 0. 1 Hour The car and truck are moving with uniform velocities. See page 61). Horsepower Calculator. This calculator makes use of the formula: (2) H P = W e i g h t ( E T ÷ 5. 8 three times the speed of a vehicle will mean the vehicle will have ___ times. 1 mile per hour = 1. There are 60 seconds in a minute, and 5280 feet in a mile, so by dividing the 5280 feetby 60 seconds, we find that the car is traveling at a velocity of 88 FPS(feet per second). Find the drag force. 825 is 10. 0. 5 feet to the rear of the front axle. 12 A car weighing 3000 lb, traveling at 60 mph, decelerates at 0. 33° D) 17. Within 200 feet when traveling at a speed of 20 mph. 61 mph. The 3000-lb car is traveling at 60 mi/hr on the straight portion of the road, and then its speed is reduced uniformly from A to C, at which point it comes to rest. The angle of refraction of a ray of light traveling into an ice cube from air is 46∘. What is the mass of a bullet traveling at 1,150 feet per second with an energy. The horsepower required. (10 pts)Gerrice is mixing nuts and cereal squares to make her famous party mix. 8 million pounds of. A 700000 g roller coaster car traveling at 70mph is stopped by a spring with a spring constant of 50,000 N/m. Ah So here we have to. 23 N. car traveling at 60 mph? What is the kinetic energy of a 3000lb. With how many pounds of force is gravity pulling on a 3000 lb car on a hill will a 3-degree angle of elevation? A car is traveling at 100 km/h when the driver sees an accident 80 m ahead and slams on the brakes. 92 miles/min: 56 mph: 0. 2 pounds in a kilogram. Get the Correct ANSWER. After driving through heavy rain or deep puddles, you should always check for _____. How much force does a 3000 pound car traveling 70 mph have? How much force at 70mph? How much kinetic energy does a car have? How do you find the speed of a car. A truck with an 80,000 pounds load isn't. If the towing vehicle weighs over 3,000 lbs, there must be brakes that can be applied by the driver and are automatic in the event of a breakaway. Method I:The motorcycle is travelling at a relative speed of 70-40 = 30 mph. A 3000 − lb passenger vehicle originally traveling on a straight and level road gets onto a section of the road with a horizontal curve of radius = 850 f. After how many hours will the distance. Question: 2. The amount of distance you need to stop the car increases with speed. 40 m/s, and the truck westward at 9. Momentum Equation for these Calculations: p = mv p = m v. Speed of the car, v = 30 mph. 40 mph (1609 meters/ 1 mile)(1 hour/3600 sec. Determine the. A 1070 kg car and 3680 kg truck undergo a perfectly inelastic collision. 7 seconds to travel a mile - this data might be useful for storm-hunters to determine the lighting distance. 5. It is struck from behind by a 1000-pound car, driven by a late-for-class professor, traveling at 75 mph. A 3,000 pound car traveling at 70 mph has _____ million pounds of force to release in an impact. 200 mi (1056 ft). 11/01/2010 2:42 PM. Step-by-step solution. 5 x 4 = 10 minutes. 600 kg. • At 20 mph, the average vehicle will travel an additional 18 feet after the brakes are applied for a total stopping distance of 62 feet • At 50 mph, the vehicle will travel an additional 111 feet for a total stopping distance of 221 feet • At 80 mph, the vehicle will travel an additional 284 feet for a total stopping distance of 460 feetA 3,000 pound car traveling at 70 MPH has 15. 0 m? Example : Spinning in a Circle An energetic father places his 20 kg child in a 5. You'll get a detailed solution from a subject matter expert that helps you learn core concepts. You'll get a detailed solution from a subject matter expert that helps you learn core concepts. What is the momentum of a 2000-pound car traveling at 30 miles per hour? Give the answer in metric units (change pounds to kilograms; miles per hour to meters per second). Time (in seconds) Calculate. Again, at 65 mph, that’s another 71 feet traveled. Question: What is the kinetic energy of a 3000lb. Assuming that the entire swarm sticks to the truck, the mass of each mosquito is 2 mg, and that all of these mosquitoes do not. Some bass boats can travel at 70 mph or even a little over 100mph. In the field Transmission ratio, enter your (already computed) transmission ratio (3. 8 m/s^2 for SI units. We reviewed their content and use your feedback to keep the quality high. Find the drag force B) if this same car goes up a 6% grade at 60 mph, and the drag is the same, find the power of the engine requiredAny average-sized vehicle can easily weigh over 3,000 pounds. 1 second behind its siblings. , C = 220. A 3000 pound car traveling 70 mph . asked in Jobs & Employment by voice (257k points) jobs-n-employment; education; guide; car; ahead-travelling; force-release; impact; 1 answer. The total stopping distance of a vehicle is made up of human-perception distance, human-reaction ____ distance, and. Question: A 3000-lbm car is traveling at 60 mi/hr on the straight portion of the road (i. (I converted the weight of the car to the mass of the car in Kg and all other units to SI units, then converted final force back to lb's)What is the momentum of a 2000 pound car traveling at 30 miles per hour Give the answer in metric units change pounds to kilograms miles per hour to meters per second? 2000 pounds = 907. A car traveling at 70 mph will typically travel about 308 feet before coming to a complete stop. You are driving on a freeway posted for 65 MPH. What is the kinetic energy of a 3000lb. 70g after the brakes are applied. If something is 3300 miles away how long will it take to get there? It depends on how fast you are traveling. If the car A and car B interact for 0. If you drop an object from 15 feet. 521. Mechanical Engineering questions and answers. 2 kg momentum = 12166 kg*m/s. Asked 9/24/2021 6:27:57 PM Updated 9/24/2021 7:16:49 PM 1 Answer/Comment s Get an answer Search for an answer or ask Weegy. A 3,000 pound car traveling at 70 mph has 15. How to calculate the impact force acting on a driver with a mass of 70 k g 70\ \mathrm{kg} 70 kg? Let's use our car crash calculator! Let's use our car crash calculator! If the initial car speed is 30 k m / h 30\ \mathrm{km/h} 30 km/h and the collision distance is 4 c m 4\ \mathrm{cm} 4 cm , then the impact force is about 60 k N 60\ \mathrm{kN. This calculator computes the estimated engine or motor horsepower from the elapsed time. Reasoning: Work = force x distance. 2 mph/HP) ATVs: 6-50 HP = 25-75 HP (1. The Impact. 1%. Reaction time is also three-quarters of a second. Taking into account the driver's weight (let's use Lewis Hamilton, who. To explore the difference between crashing a car at 70 mph and 85 mph, I will use a model. 8 million pounds of forward-moving force to release in the event of a collision. 15) A 100-kg box is pushed with a force of 35 lb. To hit the big number, you'll need an XLT or Lariat trim with the optional extended-range battery, and the Max Trailer. A car with weight 3000 lb traveling at 30 mph rounds a corner on an unbanked road with radius 100 ft. There are 2. For example, let’s consider a speed of 60 MPH. increases. Step 2: Insert the boat's displacement, D = 6800 lbs. An 1160 kg car and 3980 kg truck undergo a perfectly inelastic collision. 8 million pounds of forward-moving force to release in the event of a collision. 82 miles/min: 50 mph: 0. Choose the best. Wiki User. F = 312 N. 12 A car weighing 3000 lb, traveling at 60 mph, decelerates at 0. 200 feet, The minimum legal tread depth for the tires on your vehicle is a. (Correct Answer Below) Reveal the answer to this question whenever you are ready. The force that a car has during a crash depends on the deceleration that occurs, which is determined by factors such as the distance over which the car decelerates and the duration of the impact. By determining average speed, you can assume that your speed is constant and multiply it with the traveling time to know the distance covered. 3. 5 hours. 2000 pounds = 907. 5 s. Gerrice has 10 pounds of cereal squares. Nuts sell for $5 a pound and cereal squares sell for $3 a pound. Let us consider both car and truck are travelling in the straight line. Assume that the brakes are not applied during a collision. If the box is displaced by 6 meters, the amount of work done on the box is. For a fully-loaded commercial truck, the stopping distance of it running at 65 miles per hour is about 525 feet. 3. Log in for more information. These include the car’s weight, the efficiency of its battery, and the terrain it is driving on. The grade resistance F of a car traveling up or down a hill is modeled by the equation F = W sin theta , where W is the weight of the car and theta is the angle of the hill's grade ( theta greater than 0 for uphill travel, theta less tha; A 2600-lb car traveling downhill has a grade resistance of -130 lb. 4 seconds. ÐÏ à¡± á> þÿ B. So, we write this total time two-ways travel equation + = 6. 11 m/s. is a small, private company specializing in non-dairy ice cream treats. 75 feet b. A 3,000 pound car traveling at 70 mph has 15. The Relative Speeds of the Vehicles. . New answers. When you are emotionally distressed, you should talk to someone you trust and get some perspective on your problems. m. Let the velocity of car be v_c=70 miles/hr. Expert Answer. You slam on your brakes that have a braking force of 2000 lbf. How long does the trip take to the driver of the car? A truck traveling at 60. 7 lb, and curve resistance of 302. 5 seconds. Using the basic principles of learning, these theorists see both normal and abnormal behaviors as responses to various stimuli. It is unlikely that all the cars and trucks involved in a collision will travel at precisely the same speed, for example, that all three cars in an accident were moving at exactly 30 mph at the time of the crash. DO NOT CONVERT UNITS! If the car is traveling at 70 mph and has a. It is unlikely that all the cars and trucks involved in a collision will travel at precisely the same speed, for example, that all three cars in an accident were moving at exactly 30 mph at the time of the crash. This answer has been confirmed as correct and helpful. Similarly, in the time it takes the slower car to stop, the faster car won’t have even slowed to 70. A three thousand-pound car traveling at 70 mph has 15. 2:10 minus 10 minutes leaves 2 hours of travel time. 85385 lbs/(mph) 40 newton/(km/h) to lbs/(mph) = 14. A passenger wearing a stretching-style seat belt _ meant to extend the time it takes the person to slow _ during a 30 mph crash is briefly exposed to 20 Gs (or about 3,200 pounds of force on the. Rating. 78 miles/min: 48 mph: 0. 4), one lb is equal to 4. Calculate the speed of a racing hydroplane having an engine that delivers 3000 hp and displaces 6800 pounds of water. 0 kg cart to which is attached a 2. Use this calculator to determine the force exerted on an object given its mass and acceleration. While traveling north on an expressway, a car traveling 60 mph (miles per hour) slows down to 30 mph in 12 minutes due to traffic conditions. 0. The road surface is approximated as sinusoidal with amplitude Y= 5 in and wave length 1 = 6 ft. 9 seconds at 138 mph. The "highest" (ideal) type of basic freeway section is one in which the free-flow speed is 70 mph or higher. Assuming that the log does not significantly damage the truck, and sticks to the truck, the truck slows down by 2 mph on collision. Try it - calculate your crash force: weight x. 7 seconds to travel a mile - this data might be useful for storm-hunters to determine the lighting distance. 1/32 inch b. 210 Joules d.