brakes of a car whose initial velocity is 30 m/s are applied and then receives an acceleration of -2 m/s˄2. How far will it have gone when its velocity has decreased to 15 m/s?

Q: A car accelerates with a constant acceleration from rest to 30 m/s. It then continues at a constant…

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Q: A student drove to the university from her home and noted that the odometer on her car increased by…

A: The average speed of an object,

Q: A cheetah maintains its maximum speed of 95 km/hr for 27.0 s. What minimum distance must a gazelle…

A:

Q: A car travels 40 m in 8.5 s with uniformly de-acceleration to a final velocity of 2.8 m/s. (1) Find…

A: The net force acting on an object is equal to the product of the mass and acceleration of the…

Q: A toy car initially at 4m/s and after 30 s its velocity reaches to 10 m/s . Determine the…

A: Given data: -  The initial velocity of the toy car is u = 4 m/s. The final velocity of the toy car…

Q: car is traveling along a straight road at a velocity of +27.4 m/s when its engine cuts out. For the…

A:

Q: A car travels 40 m in 8.5 s with uniformly de-acceleration to a final velocity of 2.8 m's. (1) Find…

A: Given: The distance (S) traveled by car is 40 m. The time is taken (t) for the motion is 8.5 s. The…

Q: A dune buggy accelerates uniformly at 1.5 m/s2 from rest to 22 m/s. Then the brakes are applied, and…

A: Given Acceleration is given as a1=1.5 m/s2 velocity before the breaks applied is v=22 m/s Final…

Q: With respect to the motion of a car, describe a situation in which the car has zero speed but has a…

A: With respect to the motion of a car, describe a situation in which the car has zero speed but has a…

Q: Miss Aquino’s car travels at a constant acceleration of 5 m/s^2 from rest. How long will it have…

A: The equation of motion is given by, v2=u2+2as Here, v is the final velocity, u is the initial…

Q: A car is traveling along a straight road at a velocity of +38.8 m/s when its engine cuts out. For…

A: Consider the average acceleration of the car in the first period be a1, and its average acceleration…

Q: A body falls freely from rest. Find a) its acceleration, b) the distance it falls in 3 s, c) its…

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and…

Q: A woman is driving her car between two houses that are 60 m apart. So that she is driving the first…

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Q: A runner speeds up from rest at a constant rate. She covers 8.0 m in 2.0 s. If she continues…

A: Given: distance covered by her, S = 8.0 m time taken by her, t = 2.0 sec

Q: A car accelerates uniformly from zero to 13 m/s* in 8 seconds staring from rest. During the next 4…

A: Initial velocity = 0 msacceleration for first 8 seconds = 13 ms2acceleration for next 4 seconds = -…

Q: The speedometer of a car reads 100 km/h in 5 seconds. Does the car have a constant velocity?…

A: Speedometer is used to measure the speed of the car. If it is measured the 100 km/hr throughout the…

Q: One train is traveling 120 m with a velocity of 52 km/h and a second train is traveling in the…

A: Given data: Distance travelled by the first train, d1=120 m Velocity of the first train, V1=52 km/h…

Q: During a test a rocket travels upward at 75 m/s, and when it is 40 m from the ground its engine…

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Q: A train starts from rest at a station and has an acceleration of 4m/s^2 for 10 s. It then runs at a…

A: Consider the trip into 3 intervals. The train is moving in constant acceleration in all intervals.…

Q: The average speed of a car is 35 km h. How far can it travel in 45 minutes? A 0.78 km B 129 km D 467…

A: Given data : Time=t Average speed=S   Required : Distance

Q: Car A travels due east at an initial velocity of 10km/hour then constantly increased in velocity…

A:

Q: A rock is released from rest and falls in the absence of air resistance. Which of the following…

A: Scenario - A rock starts from rest and falls under effect of gravity.

Q: A bike accelerates uniformly from rest to a speed of 7.10 m/s over a distance of 35.4 m. Determine…

A: The equation of motion of the bike is given by, v2=u2+2as Here, v is the final speed, u is the…

Q: A ball is thrown upward. It leaves the hand with a velocity of 15.9 m/s, having been accelerated…

A: Initial velocity (u) = 0 m/s Final velocity (v) = 15.9 m/s distance moved (d) = 0.505 m

Q: What is the acceleration of an object thrown upward with initial velocity of 8.03 m/s? O +9.8 m/s2 O…

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Q: A ball is thrown downward in the absence of air resistance. After it has been released, which…

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Q: A baseball with an initial velocity of 20 m/s [W] is hit by a baseball bat, changing its velocity to…

A:

Q: A car accelerates uniformly from rest to a speed of 40 mi/h in 10 seconds find the distance the car…

A: Given: initial speed of car u = 0 m/sfinal speed of car v= 40 mi/hr =  17.88 m/stime t =10 sec

Q: One car travels due east at a steady 40 km/h, and a second car travels due north at a steady 40…

A: Here, the magnitudes of the velocities for both the cars are 40km/h but once car travel due east…

Q: A cyclist accelerates from 0 m/s to 8 m/s in 3 seconds. What is his acceleration is this…

A:

Q: A car comes to a complete stop from an initial speed of 60 mi / hr in a distance of 200 ft. With the…

A: Given: Case 1: Initial speed u=60 mi/hr=601.467ft/s=88.02 ft/s, Final speed v=0 ft/s, Stopping…

Q: A car moves at (30km/h) for 30 min and at (60 km/h) for 1 hour Find the average velocity and the…

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Q: A car traveled at 380 minutes, how much does the car traveled in seconds? The velocity of a train is…

A: As per guidelines , only 3 subparts are solved here. Time in minutes = 380 minutes  Time in seconds…

Q: A car is traveling along a straight road at a velocity of +36.0 m/s when its engine cuts out. For…

A: Given data, Initial velocity v0 =+36.0 m/s For the next twelve seconds t1 =12 s the cars slow down,…

Q: During takeoff a jet aircraft goes from 4.5 m/s to 60.0 m/s in 5.40 seconds. What would be the…

A: Given data The initial velocity of the aircraft is given as u = 4.5 m/s. The final velocity of the…

Q: You drive West 30.0 km at 85 km/h and then drive East another 60.0 km at 95 km/h. Your average…

A: Given that --- You drive West 30.0 km at 85 km/h and then drive East another 60.0 km at 95 km/h.…

Q: A car accelerates uniformly from rest to a speed of 20.0 m/s in 12.0 seconds. Find  a) the…

A: Let's use the kinematic equation in terms of initial, final velocities, time, and acceleration.…

Q: An object moves along a straight line with an acceleration of 2 m/s2. If its initial speed is 10…

A: Given that an object moves along a straight line. acceleration (a) =2 m/s2 initial speed (u) =10 m/s…

Q: An object is dropped off a building. If it takes 10 seconds to get halfway to the ground, how long…

A: Given data:  Initial velocity (v0) = 0 m/s Time taken to get halfway = 10 s Required: The total time…

Q: An object moving 30 m/s has an acceleration of -2.0 m/s^2 its velocity 1. Increases 2. Decreases A…

A: a) since acceleration is negative so velocity decreases  b) since acceleration due to gravity is…

Q: A jogger running at 4m/s undergoes the same acceleration during 5 seconds as a bus whose velocity…

A:

Q: A body falls freely from rest. Find a) the distance its fall in 3 s, b) its speed after falling 1…

A: Since the body is falling freely, its initial velocity will be zero and it will fall with an…

Q: A train starts from rest and accelerates uniformly until it has traveled 2.5 km and acquired a…

A:

Q: A car is moving at a constant velocity when it is involved in a collision. The car comes to rest…

A:

Q: Initially stationary, a train has a constant acceleration of 1.9 m/s What is its speed after 205.…

A: Given data The initial velocity of the train is given as u = 0 m/s. The constant acceleration of…

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 –