How far does it go in the initial 14 s of slowing down?

Q: a bicycle starts its motion from rest and uniformly accelerates at a rate  of 7 m/s2 for 7.2 seconds…

A:

Q: A person falls from the top of a tall building.  To save the person, Spiderman launches himself…

A: Let spiderman take x second time to catch up to the falling person after his launch.  We know that…

Q: A car in stop-and-go traffic starts at rest, moves forward 25min 8.0s, then comes to rest again.What…

A: The distance covered by the car in last 2.0 seconds can be calculated using given steps.

Q: An automobile moving along straight track changes its velocity from 40m/s to 80m/s in a distance of…

A:

Q: Liz rushes down onto a subway platform to find her train already departing. She stops and watches…

A:

Q: A truck is moving forward at a constant speed of 21 m/s. The driver sees a stationary car directly…

A: Given, V0 = 21m/s , backward acceleration = -3m/s2 d = 110m V2 = V02 + 2ad1 0 = (21)2 + 2(-3)d1 6d1…

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: 3. A locomotive is accelerating at 1.6 m/s2. It passes through a 20.0 m wide crossing in a time of…

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Q: A subway train has to travel a distance of 1800 m until it stops at the next station. The train…

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Q: 1. The breaks are set on a train running at 30 mi/hr., when ½ miles from a station. The train slows…

A: We are allowed to give the explanation of first question only which is given below.  Please repost…

Q: You are driving your new sports car at a velocity of 90 km/h, when you suddenly see a dog step into…

A: Distance travelled before stopping v2=u2+2ass=v2-u22a

Q: A policeman is sitting on the side of the road in his cruiser when he notices a car coming up behind…

A:

Q: A runner can maintain a constant acceleration of 1.1 m/s2 for 8.5 seconds. What distance could the…

A: Given data: Initial velocity (v0) = 0 m/s Acceleration (a) = 1.1 m/s2 Time (t) = 8.5 s Required:…

Q: If you were to drop a rock from a tall building, assuming that it had not yet hit the ground, and…

A: It is given that,

Q: QUESTION 7. A cyclist is travelling at constant speed of 12ms- when he passes starts moving just as…

A:

Q: ..A motorboat starting from rest on a lake accelerates in a straight line at a constant rate of 3.0…

A: Given data:  Initial velocity (u) = 0 m/s Acceleration (a) = 3.0 m/s2 Time (t) = 8.0 s Required: The…

Q: John is driving his sports car down a four-lane highway at 40 m/s. He overtakes a slow-moving truck.…

A: The equation of motion is given by, v=u+at Here, v is the final speed, u is the initial speed, a is…

Q: An automobile moving at a constant velocity of a 20 m/s passes a gasoline station. Two seconds…

A: Given data The initial velocity of the first automobile is u1 = 20 m/s The time after which the…

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

A:

Q: 1. On a certain stretch of track, trains run at 60 mph. How far back of a stopped train should a…

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

A:

Q: stopping

A: Given: The initial speed of the airplane = 201 Km/hr= 55.83 m/s Time taken to stop the airplane =…

Q: A speeding car traveling at a constant velocity of 27m/s passes a police car initially at rest…

A: Given data: Velocity of speeding car (v) = 27 m/s Initial velocity of police car (v0) = 0 m/s…

Q: A car is traveling at a speed of 30 m/s, a typical highway speed, on wet pavement. The driver sees…

A: Initially, speed of the car was, u = 30 m/s. The driver took t1 = 0.75 s to apply the brake Distance…

Q: Over a distance of 260 meters, an automobile going initially at +940 m/s accelerates evenly at +0.10…

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Q: A car accelerates uniformly from rest to a speed of 75km/h in a time 15 seconds. (i) Find the…

A: Here Given that a Car accelerates uniformly with a speed 75 km/h in time 15 sec. We have to find the…

Q: 2. A ball falls with an acceleration of 10 m/s?. If it started with a velocity of zero, what will be…

A: Given data: The acceleration of ball is a=10 m/s2. Velocity required after t=2 s. Initial velocity…

Q: car moving with a constant acceleration travels 10 m after 6th second and 6 m for the 8th second of…

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Q: A sprinter runs 200 meters in 21 seconds. What is his average velocity?

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Q: 9. A train with a constant speed of 16 m/s passes through a town. After leaving the town, the train…

A: The relation between velocity, acceleration and time can be given by, V=U+at.............(1) Where,…

Q: 2) At highway speeds, a car is capable of accelerations of about 1.5 m/s?. How long does it take a…

A: Given, initial velocity =20 m/secfinal speed =37 m/secacceleration =1.5 m/sec2time to accelerate the…

Q: A runner traveling with an initial velocity of 0.12 m/s accelerates at a constant rate of 0.70 m/s²…

A: The acceleration of an object is calculated by using the formula a=vf-vi∆t , where vf is the final…

Q: The leader of a bicycle race is traveling with a constant velocity of +12.0m/s, and is 11.8m ahead…

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Q: When its brakes are applied, a car moving at 10 m/s undergoes an acceleration of −1.2m/s2. How far…

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Q: 1. A stone is dropped from the roof of a high building. A second stone is dropped 1.30 sec. later.…

A:

Q: A motorboat starting from rest travels in a straight line on a lake. (a) If the boat achieves a…

A: Initially, motorboat starts from rest.

Q: A car is travelling along a straight highway with a constant velocity of 10 m/s. Suddenly, the car…

A: Given Initial velocity u= 10 m/s Acceleration a= 3 m/s2

Q: The average acceleration of a moving car is 12 m/s^2. If the car moves from with an initial velocity…

A: Hi. as you have posted multiple questions and have not specified which question needs to be solved,…

Q: 1. Starting from rest, a bullet train acquires a velocity of 200 km/h during 20 seconds. What is the…

A: 1. Given: Initial velocity, u=0  Final velocity, v=200 km/h=55.56 m/s Time, t=20 s Formula:…

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: A motor boat starting from rest on a lake accelerates in a straight line at a constant rate of 3.0…

A: Given  A motor boat starting from rest on a lake accelerates in a straight line at a constant rate…

Q: A car starting from rest moves in a straight line with a constant acceleration of 2.20 m/s² for 11.0…

A: The 3 Kinematical equations are given as: S=ut+12at2             ......(1) v=u+at…

Q: 29. • At a sports car rally, a car starting from rest accelerates uniformly at a rate of 9.0 m/s?…

A:

Q: You are driving a car on a straight road at a speed of +25.0 m/s when you spot a desert tortoise…

A: Given: Initial Speed of car   u= 25 m/s2             Accleration a= -2 m/s2  As the car stops at the…

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 –