The driver of a car traveling down the interstate slams on the brakes, causing the car to skid to rest over a distance of 152.4 m. If the car experienced an acceleration of -15.34 m/s2 during this time, how long did it take for the car to come to rest?

Q: A rocket-powered sled moves along a track, eventually reaching a top speed of 192 m/s to the west.…

A: Apply the first kinematic equation. Here, v represents the final velocity, u represents the initial…

Q: What is the final velocity of a freight train that accelerates at a rate of 0.0852 m/s for 8.25 min,…

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Q: A space vehicle accelerates smoothly (const. acceleration) from 55.0 m/s at t = 0 to 359 m/s at t =…

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Q: A train approaches a small town with a constant velocity of +28.6 m/s. The operator applies the…

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Q: A body starts from rest, moves in a straight line with constant acceleration and covers a distance…

A: The equations of motion are  where, u is the initial velocity, v is the final velocity, a is the…

Q: A car travels at 30 m/s for 2 minutes. How far has it travelled in this time? 3 600 m

A: Given : Speed of a car (v) = 30 m/s Time taken (t) = 2 minutes = 2 × 60 = 120 s

Q: A racquetball strikes a wall with a speed of 25 m/s and rebounds in the opposite direction with a…

A: Given data: Initial speed of racquetball is, u=25 m/s. Final speed of racquetball is, v=20 m/s. Time…

Q: A car is moving along a straight line with an initial velocity of 11.80 m/s. Its acceleration is…

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Q: woman walks a distance of 504m, with an average speed of 1.4m/s. What time was required to walk this…

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Q: A girl is walking at a straight direction with a steady speed of 0.5 meters per second. If it took…

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Q: A woman walks a distance of 250 m with an average speed of 1.5 m/s. How long did it take her to walk…

A: Distance walked by woman (d) = 250 m Average speed of woman (v) = 1.5 ms To find : The time taken by…

Q: When Maggie applies the brakes of her car, the car slows uniformly from 14.3 m/s to 0 m/s in 2.32 s.…

A: Given data The initial velocity is u=14.3 m/s The final velocity is v=0 m/s The time is, t=2.32 s…

Q: In an emergency braking exercise, a student driver stops a car travelling at 83 km/h [W] in a time…

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Q: A jetliner goes from rest to a takeoff speed of 171 mi/h in 32.9 s. What is the magnitude of its…

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Q: Miguel rode his bicycle in a northeast direction. He left his house at noon, He traveled a distance…

A: Total distance travelled d = 4.0 Km = 4000 m Miguel left his home at noon (12:00 PM) and finished…

Q: An F18 is launched from the runway of an aircraft carrier. Starting from rest, in 2 s, the plane…

A: Write the given values with the suitable variables. u=0t=2 sv=151 km/h=151×10003600 m/s=41.94 m/s…

Q: A car is traveling at 40 m/s when the driver slams on the brakes and brings it to a straight-line…

A: GivenInitial velocity (U) = 40 m/sTime taken (t) = 4.2 sFinal velocity (V) = 0 m/s

Q: A bird, accelerating from rest at a constant rate, experiences a displacement of 28 m in 11 s. What…

A: Given  A bird, accelerating from rest at a constant rate , experience a displacement of 28 m in 11…

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

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Q: A hungry hummingbird flies forward and backward. Its motion is shown on the following graph of…

A: To determine,Instantaneous velocity(vins) of hummingbird at t=1 s.given,time(t)=1 sposition at…

Q: The speed of an object as a function of time is given by the following equation: v² = (6) e What is…

A: We know, acceleration (a) is rate of change of velocity oe speed (v) a=dvdt

Q: A ball slides across the floor with an initial velocity of 3.0 m/s. What is its average acceleration…

A: Given: The initial velocity of the ball is 3 m/s. The final velocity of the ball is 0 m/s. The time…

Q: Over a distance of 260 meters, an automobile going initially at +5.0 m/s accelerates evenly at +0.20…

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Q: A jetliner goes from rest to a takeoff speed of 182 mi/h in 31.4 s. What is the magnitude of its…

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Q: A truck travels 40 m in 4.5 s, decelerating smoothly and decreasing its speed to 2.8 m / s ^ 2. What…

A: It is given that, s=40 mt=4.5 sv=2.8 m/s

Q: Starting from rest, a bus leaves a gas station with a constant acceleration of 2 m/s˄2 until it…

A: We will split the problem into three parts and then solve for the traveled distance.

Q: At the instant a traffic light turns green, a car that has been waiting at the intersection starts…

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Q: A car goes from rest, up to 108km/h in 10 seconds. What is its acceleration in m/s^2? * O 3 m/s2…

A: The velocity of the car is, v=108 kmh1000 m1 km1 h3600 s=30 m/s

Q: An car runs the first 18 minutes at an average speed of 11 m/s. What must be the average speed…

A: Let the average speed of following 42 min be x m/s Let the distance traveled in that 42 min be d1 So…

Q: If a cyclist finished a 100 km leg of the Tour de France in 3 hours, what was the cyclist's average…

A: Required : Average velocity.

Q: A motorist drives north for 48.0 minutes at 75.0 km/h and then stops for 20.0 minutes. He then…

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Q: A Jeep starts from rest and accelerates uniformly over a time of 7.7 s for a distance of 8.1 m.…

A: Answer:- (d) 0.27 m/s2 Given  Initial velocity of a jeep(u) = 0 m/s  Time (t) = 7.7 s  Distance…

Q: The acceleration of a particle is given by the equation: A = 3 x t, V = 4 m/s at t = 1, S = 12 m at…

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Q: A jetliner goes from rest to a takeoff speed of 172 mi/h in 38.3 s. What is the magnitude of its…

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Q: A car is going 29.0 m/s when it begins to slow and comes to a stop in 100 meters. What was the…

A: Given data:  Initial velocity (u) = 29.0 m/s Final velocity (v) = 0 m/s Distance (d) = 100 m…

Q: Starting from rest, a bus leaves a gas station with a constant acceleration of 2 m/s^2 until it…

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Q: A car travels 105 m with constant deceleration of 2.4 m/s? in 3 seconds. What is the initial…

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Q: A car accelerates from 14.58 km/h to 58.64 km/h in 2.8 seconds.  What is the value of the…

A: (given) Initial velocity (u) of car = 14.58 km/h = 4.05 m/s  Final velocity (v) of car = 58.64 km/h…

Q: A car drives 3.25 km at 12.6 m/s then drives another 5000 m in 3.39 minutes. Find the a) total…

A: Given: The speed of the car is 12.6 m/s for a distance of 3.25 km. The time taken by the car to…

Q: Over a distance of 280 meters, an automobile going initially at +6.0 m/s accelerates evenly at +0.10…

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Q: If a car is accelerating from 50 m/s to 100 m/s in 5 seconds what is the average acceleration of the…

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Q: A bird, accelerating from rest at a constant rate, experiences a displacement of 28 m in 11 s. What…

A: Given: A bird accelerating from rest at a constant rate  Displacement = 28 m Time 11 sec We need to…

Q: A car starts from rest and reaches a speed of 48 m/s in 15 sec. The acceleration increases from zero…

A: Given: At t = 0 sec, v = 0 m/sec At t = 15 sec, v = 48 m/sec Constantly increasing acceleration for…

Q: A car slows down (or speeds up) from a speed of 29 m/s to a speed of 48.9 m/s over a distance of 732…

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Q: To visit your friend, you first drive on a highway at 55 mi/h for 1.6 hours and then drive on a…

A: Given first velocity v1= 55 mi/h for time t1 = 1.6 hour another velocity v2= 20 mi/h for time t2 =…

Q: A vessel undergoes an average acceleration of 1.80m/s². What is the speed of the vessel after 85.6s?…

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Q: Starting from rest, a car takes 2.4 s to travel the first 15 m. Assuming a constant acceleration,…

A: Given data The initial velocity of the car is u=0 m/s The time to cover first distance is t1=2.4 s…

Q: As part of an exercise program, a woman walks south at a speed of 2.00 m/s for 60.0 minutes. She…

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Q: The velocity time graph of runner is given in the graph. (a) What is the total distance covered by…

A: a) Total distance covered by the runner in 16 s: Using graph we can find the total distance as…

Q: A car slows down (or speeds up) from a speed of 49 m/s to a speed of 15.1 m/s over a distance of 546…

A: Given data:  Initial velocity (V0) = 49 m/s Final velocity (v) = 15.1 m/s Distance (x) = 546 m…

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 –