You are driving at 29.1 m/s when the truck ahead of you comes to a halt 200 m away from your bumper. Your brakes are in poor condition and you decelerate at a constant rate of 2.4 m/s^2 a) How close do you come to the bumper of the truck? b) How long does it take you to come to a stop?

Q: A train travels with a constant speed of 20.0m/s for 7.00s. Determine all unknowns and answer the…

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Q: travelling 150 m. a) what is the deceleration of the car when the brakes are applied? b) What is the…

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Q: You are driving through town at 10.0 m/s when suddenly a ball rolls out in front of you. You apply…

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Q: Starting from rest and moving in a straight line, a cheetah can achieve a velocity of 31 m/s…

A: Given data:  Initial velocity (v0 ) = 0 m/s Final velocity (v) = 31 m/s Time (t) = 4 s Required: The…

Q: 1 de 1 A vehicle drives at a constant speed of 215km/h for 42.3 seconds, accelerates by 29.4m/s2 for…

A: "Since you have asked multiple questions, as per instructions to us, we will solve the first…

Q: A high- performance sports car can go from 0 to 100mph (44.7 m/s) in 7.9s a.What is the car's…

A: Equation of motionv=u+atHence acceleration a=v-utwhere v=final speed in m/su=initial speed in…

Q: How much time elapses until the bowling pin returns tothe juggler's hand? A juggler throws a bowling…

A: Initial speed u=7.5 m/s To find: Time elapses for the bowling pin to return to the juggler's hand…

Q: A person walks first at a constant speed of 7 m/s along a straight line from point A to point B and…

A: Given: Constant speed of the person from point A to B = 7 m/s Speed of the person from point B to A…

Q: A ranger in a national park is driving at 22.0 mi/h when a deer jumps into the road 180 ft ahead of…

A: The initial velocity of a ranger is, u=22 mi/hr=9.835 m/s The final velocity of a ranger is, v=0 m/s…

Q: Two soccer players start from rest 59 m apart. They run toward each other accelerating the entire…

A: Given Acceleration of player 1    a1= 0.49 m/s2Acceleration of player 2    a2 = 0.32 m/s2Distance…

Q: On dry concrete, a car can decelerate at a rate of 7.00 m/s2, whereas on wet concrete it can…

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Q: A rocket moves straight upward, starting from rest with an acceleration of +29.4 m/s^2. It runs out…

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Q: A certain cable car in San Francisco can stop in 10 s when traveling at maximum speed. On one…

A: The formula for acceleration and the velocity,

Q: A motor car is moving with initial velocity in the x-direction at 30 m/s.  After 30 s, the car…

A: Write the given values with the suitable variables. v1=30 m/st1=30 sv2=10 m/st2=12 st3=10 s Here,…

Q: A particle moves accordingly to a law of motion s = f(t) = t^2 e^−t, t ≥ 0, where t is measured in…

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Q: A motorist is traveling at 20 m/s. He is 60 m from a stop light when he sees it turn yellow. His…

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Q: The Bugatti Veyron can go from 0-100km/h in 2.46s. It takes another 7.34s at a different…

A: Given The initial velocity is u=0. The velocity in t1 = 2.46 s is v1=100 km/h=100×1000 m3600 s=…

Q: You are driving down the highway late one night at 20 m/s when a deer steps onto the road 35m in…

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Q: Two cars, facing opposite directions, are 10 m apart on a linear track. Starting at the same time,…

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Q: A car travels 800 m east with constant speed in 10.0 s and then 800 m west with constant speed in…

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Q: A blue car travels down a straight road at a constant speed of 18.9 m/s. As they pass a red car,…

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Q: A car is stopped at a traffic light. It then travels along a straight road so that its distance from…

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Q: A commuter is driving a car along a straight road at a constant speed of 23.5 m/s. Just as she…

A: Given Vel of commuter car (Va) = 23.5 m/sec Acc. Of filer car (ao)  = 2.5 m/sec Time taken to…

Q: You’re driving down the highway late one night at 20 m/s when a deer steps onto the road 35 m in…

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Q: Suppose a car is traveling at +24.1 m/s, and the driver sees a traffic light turn red. After 0.405 s…

A: The distance traveled during the reaction time can be obtained as

Q: At a certain time, the velocity of a particle moving in a straight line is 3 cm\sec and its…

A: If the particle is moving in straight line with positive velocity and negative acceleration. it…

Q: Aballcomes to a stop from an initial velocity of 0.600 m/s in a distance of only 2.00 mm. (a)…

A: Initial velocity (u) = 0.6 msfinal velocity (v) = 0 msstopping distance (d) = 2 mm = 0.002 m

Q: Suppose a car is traveling at +24.3 m/s, and the driver sees a traffic light turn red. After 0.219 s…

A: Given: Speed of the car (v) = 24.3 m/s. reaction time (tr) = 0.219 s. Deceleration (a) = 4.0 m/s2.

Q: A train is traveling south at 65.8 m/s when the brakes are applied. It slows down with constant…

A: (a) acceleration of the train a=v-ut=-6.00 m/s--65.8 m/s9.00 s=6.64 m/s2

Q: On dry concrete, a car can decelerate at a rate of 7.00 m/s2, whereas on wet concrete it can…

A: a. the distance needed to stop a car on dry concrete is v2=u2+2aSS=v2-u22a=02-30 m/s22-7 m/s2=64.3 m

Q: A car is 126 m from a stop sign and traveling toward the sign at 29 m/s. At this time, the driver…

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Q: A train is traveling down a straight track at 35 m/s when the engineer applies the brakes, resulting…

A: Given data *The initial speed of the train is u = 35 m/s *The given acceleration is a = -1.0 m/s2…

Q: At the end of a race a runner decelerates from a velocity of 9.00 m/s at a rate of 0.400 m/s?. (a)…

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Q: *85. D mmh A police car is traveling at a velocity of 18.0 m/s due north, when a car zooms by at a…

A: Given The speed of the speeder car is vs = 42 m/s. The speed of the policeman is vp = 18 m/s. The…

Q: * The driver steps on the gas of a car, initially running at constant velocity of 5 m's on a level…

A: Equation of motion  V= u + at ... (1)  a = acceleration t= time u= initial speed v= seed after time…

Q: A car is traveling at 55 mi/hr when the driver sees a deer in the road 170 feet ahead. The driver…

A: Given Data: Speed of car is u = 55 mi/hr. Distance of deer from car is x = 170 ft. The deceleration…

Q: A car, moving to the left in a straight line in the negative x-direction, travels a distance d = 32…

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Q: An object starts from rest and moves along the a axis such that for the first 10 seconds, its…

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Q: A rocket car is traveling at a constant speed of 250 km/h on a salt flat. The driver gives the car a…

A: The time required to elapses until the car is 175 m from the point where the reverse thrust is…

Q: A car is stopped at a traffic light. It then travels along a straight road such that its distance…

A: In this question we have to solve for the motion of the car. Please give positive feedback if the…

Q: A train travels with a constant speed of 30.0m/s for 7.00s. Determine all unknowns and answer the…

A: Given: Speed (V) = 30.00 m/s  Time (t)    = 7.00 s

Q: A speeder passes a parked police car at 29.8 m/s. Instantaneously, the police car starts from rest…

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Q: A dolphin in an aquatic show jumps straight up out of the water at a velocity of 15 m/s.   A: How…

A: Given data:  Initial velocity (Vi) = 15 m/s, upward Air resistance is negligible  Required:  Time…

Q: A Honda Jazz is stopped at a traffic light. It then travels along a straight road so that its…

A: A Honda Jazz is stopped at a traffic light. It then travels along a straight road so that its…

Q: A blue car is moving at a constant speed of 70 m/s when it passes signage with a police officer…

A: Velocity of blue car, vb = 70 m/sAcceleration of blue car, ab = 2 m/s2Initial velocity of police…

Q: Situation 02. A particle is observed to start at rest and accelerates at a = 30 + 2t, where t is in…

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Q: A motorist drives along a straight road at a constant speed of 15.0 m/s . Just as she passes a…

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Distance and Speed

The speed, distance and time relation forms the basis of study of motion. You will need these concepts in the study of Mechanics. This concept is applicable for students who are studying the following courses –