A ball is thrown vertically downward with an initial speed of v0 at a height of 2m above the floor and rebounds from the floor to the same height of 2m before falling downward again. If e=0.7 between the ball and the floor determine the value of v0.
A ball is thrown vertically downward with an initial speed of v0 at a height of 2m above the floor and rebounds from the floor to the same height of 2m before falling downward again. If e=0.7 between the ball and the floor determine the value of v0.
College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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Question
14.53
A ball is thrown vertically downward with an initial speed of v0 at a height of 2m above the floor and rebounds from the floor to the same height of 2m before falling downward again. If e=0.7 between the ball and the floor determine the value of v0.
Transcribed Image Text:B which is at rest. If e = 0.75 between A and B and uk = 0.5 between B and the
14.56 A sphere A is released from rest in the position shown and strikes the block
If e 0.8 between the sliders A and B as shown, determine
ticles:
entum
PROBLEMS
value of to-
14.54 and 14.55
energy during the impact.
4 m/s
10 ft/s
5 ft/s
7 m/s
14.5
B wh
of ea
B
14.
whe
2 kg
3 kg
4 lb
6 lb
e
Fig. P14.55
Fig. P14.54*
of B after the impact.
2 kg
1 m
90°
1.5 m
4 kg
60°
Fig. P14.56
Fig. P14.57*
14.57* The sphere A is released from rest in the position shown and strikes an
identical sphere B which is at rest. If 0B
after the impact, determine (a) the value of e between A and B, (b) the velocity of
A just after the impact.
= 40° when B reaches its highest position
14.58 The sphere A is released from rest in the position shown and strikes an
identical sphere B which is at rest. If the wire suspending B becomes horizontal
when B reaches its highest position after the impact, determine (a) the value of e
between A and B, (b) the velocity of A just after the impact.
A
3 ft
2 ft
Fig. P14.58
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