A Bullet of Mass M Is Fired at Speed V₀ $\mu$

question 35

Multiple Choice

A bullet of mass m is fired at speed v₀ into a wooden block of mass M. The bullet instantaneously comes to rest in the block. The block with the embedded bullet slides along a horizontal surface with a coefficient of kinetic friction $\mu$ . Which one of the following expressions determines how far the block slides before it comes to rest (the magnitude of displacement s in the figure) ?

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Definitions:

Intellectual Property

Legal rights that result from intellectual activity in the industrial, scientific, literary, and artistic fields, including inventions, literary and artistic works, designs, and symbols, names, and images used in commerce.

Consumer Bill of Rights

A set of principles and guarantees that protect consumers' rights in the marketplace, including the right to safety, to be informed, to choose, and to be heard.

Caveat Emptor

A Latin phrase meaning "let the buyer beware," indicating that the responsibility for due diligence on a purchase lies with the consumer.

Caveat Emptor

A principle in commerce that places the responsibility on the buyer to perform due diligence before making a purchase.