A ball moving with a momentum of 15 kgms-1 strikes against wall. At an angle 30 and is reflected with same momentum at same angle. Calculate impulse
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If we assume it reflects back with same angle then,
Impulse = Change in momentum
= p - (-p)
= 2p
= 2mvCos30
= 2 × 15 × √3 / 2
= 15√3 kgm/s
Impulse = Change in momentum
= p - (-p)
= 2p
= 2mvCos30
= 2 × 15 × √3 / 2
= 15√3 kgm/s
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0
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