825 is 10. Find the velocity of th. The C. c. 5 feet to the rear of the front axle. 06 s. 2% of a bicycle. Before the car over taking. 70 mph = 45 mpg. 8 million pounds of force to release in a crash. A three thousand-pound car traveling at 70 mph has 15. The calculator can use any two of the values to calculate the third. 0 m/s over a time period of 300 seconds. , C = 220. Question: 2. 0%. -lbs. Trains carrying freight are currently allowed to travel at speeds of up to 70 mph or 80 mph, but unloaded many trains generally only travel from 40-50 mph, according to FRA researchers. An 80,000 lb truck A is traveling at 70 mph when it encounters a wood log B. Study with Quizlet and memorize flashcards containing terms like What is the momentum of a 2000-kg truck traveling at 35 m/s? A) 57 kgoem/s B) 3. Make sure you subtract any rests or stops you made from the total trip duration. Question: SS 1. Case 2. From table (2. The amount of distance you need to stop the car increases with speed. 8 million pounds of force to release in a crash. Assuming the direction is up, calculate the acceleration. 06 s. Determine the ground reaction forces on the front and rear wheels as well as the car acceleration (use Appendix. First, we convert the weight from pounds to. Study with Quizlet and memorize flashcards containing terms like At 60 mph, on dry pavement, the vehicle-braking distance for a 3000 pound vehicle to come to a stop is a. Tap your brakes to alert a driver behind to alert any rear end collision. You can use this stopping distance calculator to find out how far your car travels in that time, depending on your speed, the slope of the road, and weather. An 80,000 pound big rig traveling 2 mph or a 4,000 pound SUV traveling 40 mph? and more. 000-kg truck is traveling at 20 m/s. 0 feet per second. Where: p = momentum. Nuts sell for $5 a pound and cereal squares sell for $3 a pound. A 3,000 pound car traveling at 70 mph has 15. 550 m/s2. 41 m/s * 907. Armor Penetration Calculator. Texas. In our 70 mph highway range test, we were. 25 225 306. A driver travelling at 50 mph is 80 m from the wall ahead. 125 hp for every pound of car. 0 m long rope. 30 newton/(km/h) to lbs/(mph) = 10. That is probably what you mean, so your answer is 224. Step 1 of 4. 25 100 156. 47 m/s), Dt is the average time interval in seconds, and P is the power. Determine the amplitude ratio of. The driver's reaction time is 0. A 3000 pound car traveling 70 mph . Within 50 feet when traveling at a speed of 20 mph. A fully-loaded semi-truck traveling at 65 miles per hour would need the stopping distance of about 525 feet. This is also what may injure or kill the occupants of the vehicles. 41 m/s momentum = velocity * mass momentum = 13. 8 million pounds of force to release in a crash. 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. asked in Jobs & Employment by voice (257k points) jobs-n-employment; education; guide; car; ahead-travelling; force-release; impact; 1 answer. MPH stands for miles per hour, which means just that; how many miles you can travel per hour. 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. 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. d. Plow the same car into a tree at 40 mph and the amount of energy. If you double your speed, you will need four times the distance to stop. 3. Radius of the curve, r = 650 ft. False. After how many hours will the distance. We used to own a 70 hp Honda Civic which was underpowered for our 75 mph interstate speed limit. 22,563. 8 million pounds. 20 miles per hour = 29. 1 Hour The car and truck are moving with uniform velocities. (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. speed. 0 mph (88 ft/s) passes a car pulling out of a gas station. 6 * 60 = 2 ds/dt. 40° B) 5. 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. The release of this energy is what causes the car to get damaged or. There are several ways of answering this question:In all cases, the car, with a three hour head start is 3*40 = 120 miles in front. The engines of these machines generate 17-24 HP, which ensures a top speed of 4-6 mph. This puts the power-to-weight ratio at about 0. 72 miles/min: 44 mph: 0. Therefore there are 224. 5 x 4 = 10 minutes. By the time you move your foot from the accelerator to the brake, three-quarters of a second have passed. It produces an air resistance of 92. 1 seconds, but it’s an impressive tow vehicle, too. 3500 ft. 15. 2 kg momentum = 12166 kg*m/s. A 3,000 pound car. 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. The skid tests. Mechanical Engineering questions and answers. 1. The corresponding engine power is 96hp. It took him 25 minutes on the way to work and 35 minutes on. Sarah is a. Step 1 of 4. The release of this energy is what causes the damages in a car crash. Also, with multiple impacts, the people inside the cars can suffer more severe personal injuries. 5 mph each second. 1 second behind its siblings. 0 10 30 50 70 85 95 100 105 110 113 116 118 Distance fallen (feet) 0 16 62 138 242 366 504 652 808 971 1,138 1,309 1,483 * This is an approximation. Drive to the right shoulder, even if it means driving on the right shoulder, off road. 2 feet above the pavement and 5. lb b. See page 61). Gravity accelerates you at 9. Q&A. A truck’s stopping distance increases, even more, when it is hauling a heavy load and/or there are adverse road conditions like. The behavioral perspective views the behavior itself as the problem. Your car gets 29 miles per gallon (mpg) at 60 miles per hour (mph) and 25 mpg at 70 mph. "is false. Question: 22. a = 2 ds / dt 2 (2). 5 * 88 * 4. If the 3,000 pound car was traveling at 80 mph the car. The center of gravity (CG) and the center of aerodynamic pressure (CP) are located as shown. We would like to show you a description here but the site won’t allow us. The C. Based on our hands-on tests, exclusive data, and assessment of the ultra-performance market, the best 60-70 mph electric scooters (ordered by Black Friday sale prices) are: Wolf King GT – 62 mph ($3,195) – Save $50 with code: ELECTRICSCOOTERINSIDER. 2 seconds duration, and you get F to be, F = = 93870 N = 21103 lb's. 225 ≈ 266. What is the momentum of a 3,000 kg truck traveling at 20 m/s (about 45 mph)? What is the magnitude of the momentum of a 7. 40 and A_f = 20 ft^2 and the available tractive effort is 255 lb, what is the maximum grade that this car could ascend and still maintain the 70mph speed?A car going 100 mph therefore has more than twice as much kinetic energy as a car going 70. Assuming the direction is up, calculate the acceleration. Serway, John W. 181 seconds. A 3000 pound car traveling at 70 mph has 15. 8 million pounds of force to release in a crash. Road ConditionsTypical g-forces in a motor-vehicle collision. To calculate boat speed:. Meanwhile, a 3000-lb car B is traveling at 6 ft/s to the left. For example, 1 mile per hour can be written as 1 mph, 1 mi/h, or 1 MPH. 8 million pounds of force to release in a crash. Step 4:. (More power would be needed, obviously, if you were carrying a door on top of your car, with the flat side perpendicular to the line of travel. Advertisement. A car moving at 60 mph will take _____ to come to a complete stop. 85385 lbs/(mph) 40 newton/(km/h) to lbs/(mph) = 14. 3. 8 million pounds of force to release in a crash. If the same log hits a small car C weighing 3000 lb and. Dividing these numbers will. 71 (in drive) works out to 100 mph!) According to the Camquest program dyno, 340 torque peak should be around 3500 rpm. Click “Calculate. If you know the distance moved and the time used - the acceleration can be calculated as. After how many seconds will the cars be traveling the same speed , and how fast will they be going? A . A human can run, in this case, 40 yards in 4 seconds. 82 lb-ft @ 3,000 rpm: TRANSMISSION: 4-speed manual. 35, Af = 21 ft2, W = 3000 lb, ? = 0. A 3,000 pound car traveling at 70 mph has 15. 2300 lb's 1043 kg (mass of car) 40 mph 18 m/s (mps) (velocity of car) We can just estimate t to be . Miles per hour can be expressed using the formula: v mph = d mi / t hr. a. Multiplying the mass and speed, we obtain the momentum: p = mv = 2. This answer has been confirmed as correct and helpful. 4500 lbs x 66 ft/sec/sec = 297,000 ft. If the vehicle deceleration rate is 20 fpsps (rather than the previously calculated 15 fps), then stopping time = 88/20 = 4. from. 8 Million Pounds Of Force To Release In A Crash. The Change In Force. Some bass boats can travel at 70 mph or even a little over 100mph. The acceleration work can be calculated as. (5 pts. An 80,000 lb semitruck A (the maximum weight allowed in many state) is traveling at 70 mph when it encounters a swarm of mosquitoes B. How many million pounds of force release in a crash has a 3000 pound car travelling at 70 mph? Wiki User. 25 miles per hour = 36. f. 01944. f. Imagine a 3000-pound car traveling at 100 mph. A 3,000 pound car traveling at 70 mph has 15. ” Your quarter-mile elapsed time increases to 16. wet brakes. emdjay23. It makes sense: The faster a vehicle is traveling, the longer it will take to stop. 9,968. Step 1: Enter shaft horsepower value P = 3000 hp. 7 percent increase in the likelihood of a vehicle exceeding the speed limit by any amount and a 2. For example, if your automobile gets 30 miles per gallon at 55 mph, the fuel consumption is 21 miles per gallon at 70 mph. Before the drop, they stated that the piano weighed 700 pounds and would be dropped 50 feet above the roof. A 3000 pound car traveling at 70 mph has 15. 1 inch, _____ reduces traction even more. In the field RPM, the calculator will tell you your new RPM at 60 mph in 3rd gear (3318 rpm). 5 s. P = (kg) x V x DV / Dt. 202,919 ft-lb d. 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. . Math Statistics and Probability The statement "a 3,000 pound car traveling at 70 mph has 15. The force is in- creased linearly from initially zero to 2500 lb, and the length of the wire increases by 0. 30 miles per hour = 44. With our RPM calculator, you can calculate your engine's RPM based off of your vehicle's speed, tire diameter, rear gear ratio, and transmission gear ratio. Enter the car's speed in either miles or kilometers per hour and the stopping distance. A 3,000 Pound Car Traveling At 70 Mph Has 15. Then you can figure the HP it takes to maintain 70 mph. At 1 P. 5s, determine the average. Or, your body, unrestrained in the vehicle, could hit the windshield with about 16,000 foot. Before the car over taking. Now work = 154 x 6 = 924 J. 7 feet per second. Assume that you apply your brakesDifference: -10. Here is another example. Author: Raymond A. The force of impact is what can kill in a motor vehicle collision. True/False. . AI Homework Help. 4), one lb is equal to 4. 1 millisievert to microsievert? How many horizontal faces does a cube have? Which of the steps come. 0 imes 10^3 kg truck whose speed is 20. Explanation: When a car is traveling at 70 mph, it covers a significant distance before it can come to a full stop. 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. Powered by one Rolls-Royce Avon jet, the car broke the. The figure shows a graph of d = 2. The vehicle’s wheelbase is 10 feet. Use this calculator to determine the force exerted on an object given its mass and acceleration. 46 seconds to travel the ¼ mile and its top speed (called "trap speed") will be 108. After two seconds, you're falling 19. Mechanical Engineering questions and answers. Updated 9/24/2021 7:16:49 PM. However, the results are much different across the 115 miles per hour mark. b. The average risk of death for a pedestrian reaches 10% at an impact speed of 23 mph, 25% at 32 mph, 50% at 42 mph, 75% at 50 mph, and 90% at 58 mph. 1/12 inch. These values represent the distance fallen over that second. To use the formula, you simply divide the speed in MPH by 0. If you input the mass in pounds and miles per hour, you will get pounds * miles^2/hour^2 out of it. A. To solve, multiply both sides by 420. A 3. The swarm is traveling at 1 mph in the opposite direction of the truck. 11 m/s. At this speed it has to make up the distance of 120 miles. 1/16 inch c. An 2000 lb car is traveling at an elevation of 5000ft (p = 0. Using the first kinetic energy equation above, replace the values for m and v and get KE = 2200 · (11. The vehicle will travel approximately 302 feet before coming to a stop. Also, with multiple impacts, the people inside the cars can suffer more severe personal injuries. 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. TRUE. The R1T's Pirelli Scorpion All Terrain Plus tires are rated to 130 mph. However, the mass needs to be in kilograms and velocity in meters per second. Reaction distance. 75 feet b. Step 3: Choose the Crouch constant, C from the list for hydroplanes, i. Meanwhile a 2500-lb car B is traveling at 4 ft/s to the left. Again, at 65 mph, that’s another 71 feet traveled. A car weighing 3000 lb, traveling at 60 mph, decelerates at 0. G. m c. 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. Calculate the acceleration. A 3,000 Pound Car Traveling At 70 Mph Has 15. A car is traveling on a paved road with CD = 0. f. 8 million pounds of force to release in a crash. Speed: Thinking . Note that nylon straps can absorb large amounts of energy by stretching; this is why sailors on boats. Honk the horn, if necessary, to get the other driver's attention. Write the expression to calculate the air resistance: Here, is the air resistance force, is the density of air at sea level, is the drag coefficient, is the cross-sectional area, is the vehicle speed, and is the acceleration due to gravity. 65 seconds is making about 300 horsepower. driving head-on into the Vehicle Research Center’s 320,000 pound. At 70 mph, it is over 115 feet (over 7 modern car lengths). A 3,000 pound vehicle traveling at 60 mph will require about 300 to 500 feet to stop. Imagine this: A 60 pound unbelted child in the back seat of a car traveling at a mere 30 miles per hour is involved in a sudden collision can weigh as much as a young elephant -- about 2,700 pounds. 2 pounds in a kilogram. So, if you’re driving at 65 mph, your vehicle will travel 71 feet before you realize you need to start braking. emdjay23. 8 million pounds of force to release in a crash. Free-flow speed is actually defined as the speed that occurs when density and flow are zero. Expert answer from Brainly : If a 3,000-pound car traveling at 70 mph then it has 15. Two cars are traveling along perpendicular roads, car A at 40 mph and car B at 60 mph. 8 million pounds of force to release in an impact so the answer is 1508 million pounds of force. ; 9049. Example: It take 200 lbs to maintain 70 mph. Reaction time is also three-quarters of a second. Example 2: A ball which weighs 500 grams has a kinetic energy of 500 J. 9 lb. ” Your quarter-mile elapsed time increases to 16. By determining average speed, you can assume that your speed is constant and multiply it with the traveling time to know the distance covered. 70 mph = 6160 ft/min. To find the speed more accurately, we use the quadratic formula to solve the quadratic equation: 500 = 2. 1/32 inch b. The calculator uses the standard formula from Newtonian physics to figure out how long before the falling object goes splat: The force of gravity, g = 9. Expert Answer. 9,968. Sarah is driving down the highway at 70 mph. 202,919 ft-lb. 25 miles per hour = 36. 8 million pounds of force to release in a crash. These include the car’s weight, the efficiency of its battery, and the terrain it is driving on. Determine the force applied to slow the car. A typical tractor-trailer or other large truck can weigh as much as 80,000 pounds by law. Aurora and Lokee Pine, a married couple, are the owners of Misfitz and are very hands-on in the running of the. Then you need to know the travel time. 23 N. See page 61). the rate, in miles per hour, at which the distance between the cars is changing is. On average, the stopping distances of a truck that is traveling on dry ground at 65 MPH is anywhere between 335 to 400 feet. About Quizlet; How Quizlet works; Careers; Advertise. Both of your vehicles should do fine at 3,000 rpm. Not Answered. Fade affects more than just big pickups—the. 40 m/s, and the truck westward at 9. 20m/s2. We need to convert miles per hour into meters per second as this formula, KE = 1/2mV^2, needs to use meters per second. For example, if a large boat has a 3000hp motor and displaces 7000 pounds of water, you would divide 3000 by 7000 and get 0. About Quizlet; How Quizlet works; Careers; Advertise with us; Get the app; For students. The specific formula for converting MPH to G force is: G Force = Speed (MPH) / 0. 924 Joules. So, we write this total time two-ways travel equation + = 6. ) FALSE . It would take less than a half hour to travel 30 miles at 70 miles per hour. a. 4), one lb is equal to 4. Gravel c. you only have to change the signs because all though the speeds are the same the cars are now moving AWAY from the intersection, so dy/dt = 60, not -60, and dx/dt = 30, not -30. Search for an answer or ask Weegy. 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. Example 2: A cyclist travels to and from work, covering 10 km each way. 3. Miles per hour (MPH) is a measure of speed, not power. 160 feet d. Right before impact, the piano would be traveling at 38 mph and have an impact force of. 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 required Any average-sized vehicle can easily weigh over 3,000 pounds. The answer is tires. We all know that a car going 60 MPH is traveling at one mile per minute. 45 N. Mass=700000g. False. 3500 ft. Fastest on The Ground - MannedTop Speed: 650. 8 second, hits 60 mph in 2. 1 pound-force is the gravitational force exerted by the Earth on a mass of 1 pound. Gerrice has 10 pounds of cereal squares. A passenger vehicle weighing 4,000 pounds, traveling under ideal conditions at a speed of 65 miles per hour would take 316 feet to stop (nearly the length of a football field). If the car A and car B interact for 0. Calculate. /sec x 1/0. It means that a sound wave in air needs about 2. The mass of an electron is 1 me, or 9.