A 134-G Bullet Is Fired into a 1

question 2

Multiple Choice

A 13.4-g bullet is fired into a 1.60-kg block of wood which is suspended as a ballistic pendulum.The combined mass swings up to a height of 8.50 cm.What was the kinetic energy of the combined mass immediately after the collision?

• A)1.32 J
• B)1.33 J
• C)0.0112 J
• D)1.34 J
• E)0.137 J

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Definitions:

Preexisting Duty Rule

In contract law, a principle that states if someone is already legally required to perform a certain duty, promising to perform that duty is not sufficient consideration for a new contract.

Consideration

The value (such as money, services, or goods) promised in a contract that motivates parties to enter into the agreement.

Ethical

Related to moral principles or the branch of knowledge dealing with these.

Liquidated Debt

A debt where the amount owed is known and determined, not subject to future conditions.