A bullet of mass m1 is fired horizontally into a wooden block of mass m2 resting...

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Physics

A bullet of mass m1 is fired horizontally into a wooden block ofmass m2 resting on a horizontal surface. The coefficient of kineticfriction between block and surface is μk. The bullet remainsembedded in the block, which is observed to slide a distance salong the surface before stopping.

What was the initial speed of the bullet?

Take the free-fall acceleration to be g.

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4.3 Ratings (703 Votes)
Given The mass of the bullet is m1 The mass of the wooden block is m2 The velocity of the wooden block just before the collision is u20 The distance slides by the wooden block before coming to rest is s    See Answer
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