A car starts from rest with an acceleration of 6.8 m/s² which decreases linearly with time to zero in 9.6 seconds, after which the car continues at a constant speed. Determine the time t required for the car to travel 420 m from the start. Answer: t = i S

Q: A car travels in the +x-direction on a straight and level road. For the first 4.00 s of its motion,…

A:

Q: A police car is traveling at a velocity of 16.0 m/s due north, when a car zooms by at a constant…

A: Initial velocity of police car is Initial velocity of speeder is Reaction time Acceleration of…

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: cheetah can accelerate from rest to 23.5 m/s in 2.00 s. Assume that the acceleration is constant…

A: Given: The initial speed of the cheetah is 0 m/s. The final speed of the cheetah is 23.5 m/s. The…

Q: A cat starts from rest and runs in a straight line according to x(t)=60+3t^2. Calculate the…

A: Position as a function of time is Find:(a) Displacement during the first (b) Velocity at (c)…

Q: The problem states, "A truck on a straight road starts from rest, accelerating at 2.00 m/s2 until it…

A: Given data:  Initial velocity (V0) = 0 m/s Acceleration (a1) = 2.00 m/s2 Velocity (V1) = 20.0 m/s…

Q: While standing at the edge of the roof of a building, a man throws a stone upward with an initial…

A:

Q: A car accelerates from rest at a rate of 5.00 m/s2 and travels a distance D. The car then reverses…

A: Given data: Acceleration of the car, a=5.00 m/s2 Average speed of the car, v=20.0 m/s Initial speed…

Q: tarting from rest at home plate, a baseball player runs to first base (90 ft away). He uniformly…

A:

Q: An object starts from rest at time t = 0.00 s and moves in the +x direction with constant…

A: Given data  The object's initial velocity is: u = 0 The object starts at the time: t1 = 0 s The…

Q: A person takes a trip, driving with a constant speed of 93.0 km/h except for a 22.0-min rest stop.…

A:

Q: A car starts from rest with an acceleration of 5.3 m/s2 which decreases linearly with time to zero…

A:

Q: A car travels along a 1000 m path, starting from rest. For the first 300 m, it accelerates at 2.00…

A:

Q: A student begins at rest and then walks north at a speed of v1 = 0.55 m/s. The student then turns…

A: Given: Speed v1 = 0.55 m/s along north direction Speed v2 = 0.53 m/s along south direction Taking…

Q: A car is traveling along a horizontal road with an initial velocity of 17.8 m/s in the positive…

A: The given values are,

Q: Some people can throw baseball with a speed of 17.9 m/s (40mph). Suppose a ball is thrown straight…

A: Total time of flight for the ball thrown vertically upwards is,

Q: To qualify for the finals in a racing event, a race car must achieve an average speed of 160 mi/hr…

A:

Q: A volleyball starts from rest and accelerates with an acceleration of 0.405 m/s2 while moving down a…

A:

Q: The cheetah is the world’s fastest land mammal and can accelerate from rest to 26.3 m/s in 28.1 s.…

A:

Q: a car travels a distance d = 21.1m in the positive x direction in a time t1=22.7s, at which the…

A: During the first part of the motion, the car is traveling with a constant velocity v1. We can find…

Q: You decide to travel by car for your holiday visits this year. You leave early in the morning to…

A:

Q: An unidentified flying object (UFO) is observed to travel a total distance of 23000 m, starting and…

A:

Q: The cheetah is considered the fastest running animal in the world. Cheetahs can accelerate to a…

A: “Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: In 1967, New Zealander Burt Munro set the world record for an Indian motorcycle, on the Bonneville…

A: To find the total time taken to travel the given distance, it is given, According to kinematic…

Q: the drag racer starts from rest and moves north with a constant acceleration of a1=2.20 m/s2 for…

A: Given:- a1 = 2.20 m/s2 t=95.4 s a2=2.91m/s2

Q: Cheetahs can accelerate to a speed of 20.2 m/s in 2.65 s and can continue to accelerate to reach…

A: The initial speed of the cheetah is zero. The speed the cheetah reaches in 2.65 s is 20.2 m/s. The…

Q: A car is traveling east at 17.5 m/s when it turns due north and accelerates to 32.5 m/s, all during…

A: Given data:  Initial velocity (u) = 17.5 m/s, due East Final velocity (v) = 32.5 m/s, due North Time…

Q: n 1967, New Zealander Burt Munro set the world record for an Indian motorcycle, on the Bonneville…

A:

Q: In 1967, New Zealander Burt Munro set the world record for an Indian motorcycle, on the Bonneville…

A:

Q: A car is moving with a speed of 32.0 m/s. The driver sees an accident ahead and slams on the brakes,…

A:

Q: A car is traveling west at 17.5 m/s when it turns due north and accelerates to 32.5 m/s, all during…

A: a is the acceleration, vi is the initial velocity, vf is the final velocity, t is the total time.…

Q: A cat is being chased by a dog. Both are running in a straight line at constant speeds. The cat has…

A: Given Data:The cat has a head start of The speed of the dog is Time taken by Dog to catch the cat is…

Q: Determine the displacement, average velocity, average speed and average acceleration for the time…

A:

Q: A car is moving in constant motion along the positive x-direction on a straight and level road. For…

A: the average velocity of the car is ,   vav-x=x2-x1t2-t1

Q: You are standing on a circular track that is 315 m long. You begin jogging at the start line and…

A: given : (a) length of track l=315 m (b) distance travelled by sprinter d = 200m time taken t=21.75 s

Q: Two rockets are launched at a fireworks display. Rocket A is launched with an initial velocity v0 =…

A:

Q: Nerve impulses in a human body travel at a speed of about 100 m/s. Suppose a woman accidentally…

A: Given data: Speed (v) = 100 m/s Height of the woman or distance between foot and brain d = 1.80 m…

Q: A car starts from rest at t = 0 s, and speeds up with a constant acceleration of 1.81 m/s2 for 6.00…

A: Please see the answer below.

Q: A car starts from rest with an acceleration of 6.6 m/s which decreases linearly with time to zero in…

A:

Q: Some experimental researcher tells us that the position of an object as a function of time is given…

A: Given, The position of an object as a function of time is x(t) = at3 - bt2 + ct - d a = 3.6 m/s3 b =…

Q: A car starts from rest at t = 0 s, and speeds up with a constant acceleration of 1.81 m/s2 for 6.00…

A: a) 1 For the first spell of the journey the car starts from rest at t = 0 acceleration a = 1.81 m/s2…