An object initially at rest accelerates a distance of 20 meters in 4 seconds. What is the object's velocity after 4 seconds have passed? 10 m/s 24 m/s 16 m/s 5 m/s

Q: A ball is tossed with an initial velocity of 22m/s in the x-direction only, from 35m above level…

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Q: A bicycle traveling at a speed of 19 km/h passes a person running at a speed of 8 km/h. From the…

A: Given: The speed of the bicycle is 19 km/h. The speed of the person is 8 km/h.

Q: You start out by driving 72 miles south in 3 hours and 20 minutes, and then you stop and park for a…

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Q: A ball is dropped from a height of 6m above the ground. The velocity of the ball when reaching the…

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Q: a rock is tossed straight down with a speed of 5.8 m/s and it falls into a hole 32 m deep. what is…

A: The rock is tossed down. Initial speed, u = 5.8 m/s Distance travelled by the rock, h = 32 m…

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Q: Yesenia is driving her car north. In a period of 12.0 minutes, she covers a distance of 17.6 km.…

A: Given data The time period is given as t = 12 min. The distance traveled by Yesenia is given as d =…

Q: You start out by driving 148 miles north in 2 hours and 34 minutes, and then you stop and park for a…

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Q: The speeds of John and Max are 30 km/h and 40 km/h. Initially Max is at a place L and John is at a…

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Q: Einstein throws a rock downward with a speed of 15 m/s from the top of a 31-m tower. If the value of…

A: Given,

Q: An object starting form rest attains a speed of 15.0 m/s in 5.0 s. Find the speed at the end of…

A: Given, final velocity(v) of the particle after moving for 5.0s is 15.0m/s. We know from the…

Q: You start out by driving 293 miles north in 4 hours and 58 minutes, and then you stop and park for a…

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Q: An object is thrown from the top of a castle vertically at a speed of 24 (m/s) and it reaches the…

A: Given: The intial velocity of the object is 24 m/s vertically upward. The time of flight is 8 s.

Q: You can see that you are in a rocket which has just taken off from the surface of an alien planet.…

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Q: km in 8 hours. If the speed is increased by 250km/h, then the time taken by the plane to cover 9000…

A: We know that the relation between the speed and distance is given as  Speed = Distance time  if the…

Q: flowerpot falls from the Physics building and it hits the ground 45 m below. It hits the ground…

A: Given: The height of the flower pot is 45 m. The initial speed of the flower pot is 0 m/s.

Q: A ball is dropped from a height of 6m above the ground. The velocity of the ball when reaching the…

A: Dropped from 6 m

Q: A ball is thrown vertically upwards from the ground at a speed of 15.0 m/s. What will be its…

A: The initial speed of the ball is 15 m/sec. Speed of the ball at height 4 m, when ball is thrown up

Q: A jet plane moving at constant speed of 80. m/s horizontally drops a box at a height of 9500 m.…

A: Apply the second kinematic equation in the vertical motion to determine the time taken by the box to…

Q: horse covers 5km with an average speed of 20 ms^-1. He runs the distance in 3 stages. He gallops the…

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Q: Cyrus became very angry with his defective phone that he threw the mobile phone down the cliff at a…

A: The speed =5.16m/s The cliff =20meters

Q: IUXTE A ball dropped from a helicopter takes 1.6 s to fall the final 35 m. From what height was it…

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Q: A bus is moving at 10 m/s. If you walk at 1 m/s down the aisle opposite the direction the bus is…

A: Speed of bus (v) = 10 m/s Speed of person (v') = 1 m/s down the aisle opposite to the direction of…

Q: A roller coaster starts at the top of a 25.0 meter tall hill.  Calculate the velocity of the roller…

A: Ignoring friction, the roller coaster cart’s total energy is conserved. This means that its total…

Q: On planet #2, you launch a projectile straight up from the ground at a speed of 62.9 m/s. The…

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Q: A ball is thrown vertically upward from level ground with a velocity of 5 m/s. Assuming acceleration…

A: Initial velocity of the ball is u=5 m/s  acceleration due to gravity is g=10 m/s2

Q: A roller coaster’s velocity at the top of a hill is 10 m/s. Two seconds later it reaches the bottom…

A: According to equations of motion of kinematics for an object moving with a constant acceleration, v…

Q: A parachutist jumps out of an airplane and accelerates with gravity to a maximum velocity of 58.8…

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Q: The six arrows shown below have been shot straight up into the air from the same height. Ignore air…

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Q: A model rocket is fired vertically from the rest. That has a net acceleration of 17.5 meters per…

A: Given: A model rocket is fired vertically from the rest with net acceleration a=17.5 m/s2 After time…

Q: You start out by driving 107 miles north in 2 hours and 2 minutes, and then you stop and park for a…

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Q: A spaceship has a mass of 600 kg at rest and accelerates to high speed. A person at rest on the…

A: This question deals with the theory of relativity,   The rest mass of the spaceship m0=600 Kg the…

Q: A cart is traveling at a velocity of 11m/s when it begins to slow down.It takes 13 seconds for the…

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Q: What is the velocity of a penguin that swims 90 meters through the water in 12 minutes? O 7.5…

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Q: A marble is thrown horizontally from a table top with a velocity of 1.50m/s. The marble fall 0.70m…

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Q: If a 0.11 kg ball is launched straight up with an initial speed of 3.8 m/s, what will the speed of…

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Q: A ball is thrown into the air with an initial velocity of 64 feet per second from a height of 336…

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Q: You start out by driving 90 miles north in 3 hours and 21 minutes, and then you stop and park for a…

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Q: The first supersonic flight was performed by Charles Yeager in 1947. During his attempt, he flew…

A: Given, Initial velocity, u=119 m/s Acceleration, a=7.29 m/s2 Distance,s=5251 m

Q: A movie stunt woman takes a running jump from the roof of one building to that of a lower building.…

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Q: A ball is released from rest at the top of an incline whose height 19.1 centimeters and base 59.3…

A: initial height = 19.1 cm base = 59.3 cm t = 0.552 sec xo = 0 m at the top of incline

Q: A motorcycle stunt driver zooms off the end of a cliff at a speed of 41.9 meters per second. If he…

A: Given data *The given speed of the motorcycle is u = 41.9 m/s *The given time is t = 1.62 s

Q: gun shoots a bullet with a velocity of 500 m/s. The gun is aimed horizontally and fired from a…

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Q: A bullet was fired vertically upwards from the building 100 meters high. If the bullet reaches the…

A: Use kinematic expression to find the initial velocity  s=ut+12at2u=st-12at

Q: An object starting form rest attains a speed of 12.0 m/s in 7.0 s. Find the total distance traveled…

A: Given, the object attains a speed of 12.0 m/s in 7.0s.  We know from equations of motion that, v = u…

Q: An object initially traveling at 20 meters per second West accelerates uniformally at 4.0 meters per…

A: Initial speed of the object (u)=20 m/s Acceleration of the object (a)=-4 m/s2 Here negative sign…

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 –