A mass of 
strikes the wall with speed 
at an angle as shown in figure and it rebounds with the same speed. If the contact time is 
, what is the force applied on the mass by the wall
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a)
to right
b)
to right
c)
to left
d)
to left
strikes the wall with speed at an angle as shown in figure and it rebounds with the same speed. If the contact time is , what is the force applied on the mass by the walla)
to right
b)
to right
c)
to left
d)
to left
Question ID - 52105 | SaraNextGen Top Answer A mass of strikes the wall with speed at an angle as shown in figure and it rebounds with the same speed. If the contact time is , what is the force applied on the mass by the wall
a)
to right
b)
to right
c)
to left
d)
to left
A mass of strikes the wall with speed at an angle as shown in figure and it rebounds with the same speed. If the contact time is , what is the force applied on the mass by the wall
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a) |
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b) |
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c) |
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d) |
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1 Answer
127 votes
Answer Key / Explanation : (c) -
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(c) Force = Rate of change of momentum Initial momentum Final momentum
Substituting Force on the ball Negative sign indicates direction of the force |
127 votes
Answer Link
127