A 10 gram bullet is fired into a ballistic pendulum made, Ask an Expert

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A 10 gram bullet is fired into a ballistic pendulum made froma 4 kg wood block and two light cords. The block’s vertical displacement is 5 cm. What is the initial velocity of the bullet ?

What percentage of the bullet’s initial kinetic energyis lost in the collision ?

What is the force of friction acting on the bullet in the block assuming that it stops in 3 cm ?

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Reference No.:- M91097612

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