A 20-Kg Projectile Moves from Its Initial Position to a Point

question 52

Multiple Choice

A 2.0-kg projectile moves from its initial position to a point that is displaced 20 m horizontally and 15 m above its initial position. How much work is done by the gravitational force on the projectile?

• A) +0.29 kJ
• B) −0.29 kJ
• C) +30 J
• D) −30 J
• E) −50 J

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Definitions:

Gain Accounts

Accounts reflecting increases in equity, other than those relating to contributions from equity participants, typically from transactions and other events affecting the entity.

Debited

To be debited means an amount has been recorded on the left-hand side of a financial account, indicating an increase in assets or a decrease in liabilities.

Insurance Policy

A contract between an insurer and a policyholder that specifies the terms under which the insurer agrees to compensate the policyholder for specified losses.