A stone thrown from the top of a building is given an initial velocity of 20m/s straight upward. The building is 50m high, determine: a) the time at which the stone reaches its maximum height, b) the maximum height, c) the time at which the stone returns to the height from which it was thrown,

A stone thrown from the top of a building is given an initial velocity of 20m/s straight upward. The building is 50m high, determine: a) the time at which the stone reaches its maximum height, b) the maximum height, c) the time at which the stone returns to the height from which it was thrown,

University Physics Volume 1

18th Edition

ISBN:9781938168277

Author:William Moebs, Samuel J. Ling, Jeff Sanny

Publisher:William Moebs, Samuel J. Ling, Jeff Sanny

Chapter3: Motion Along A Straight Line

Section: Chapter Questions

Problem 113CP: The position of a particle moving along the x -axis varies with time according to x(t)=5.0t24.0t3 ....

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Question

Please, with the steps

A stone thrown from the top of a building is given an initial velocity of 20m/s straight
upward. The building is 50m high, determine:
a) the time at which the stone reaches its maximum height,
b) the maximum height,
c) the time at which the stone returns to the height from which it was thrown,
d) the velocity at which the stone returns to the height from which it was thrown,
e) the velocity and position of the stone at t= 5s

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