A Bullet, M = 0

question 3

Multiple Choice

A bullet, m = 0.500 kg, traveling with a velocity of 100 m/s strikes and embeds itself in the bob of a ballistic pendulum, M = 9.50 kg. The combined masses rise to a height h = 1.28 m. The speed V_f of the combined masses immediately following impact is

• A) 5.00 m/s.
• B) 5.26 m/s.
• C) 9.10 m/s.
• D) 10.0 m/s.
• E) 22.3 m/s.

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Definitions:

Direct Labor Cost

The total expense of employing workers directly involved in manufacturing goods, including wages, benefits, and insurance.

Manufacturing Overhead

All indirect costs associated with manufacturing, including utilities, rent, and salaries for indirect labor.

Direct Labor-hour

A measure of the work done by labor in producing goods, calculated as the total hours of direct labor expended on the production of goods.

Predetermined Overhead Rate

A rate established in advance for allocating overhead costs to products or job orders, based on an estimated level of activity.