A 20-G Bullet with an Initial Velocity of 3 $\times$ 10⁴ Cm/s Penetrates 6

question 13

Multiple Choice

A 20-g bullet with an initial velocity of 3.0 $\times$ 10⁴ cm/s penetrates 6.0 cm into a stationary wall.The average force exerted on the bullet by the wall in bringing it to rest is approximately

• A)1.5 \(\times\) 10⁴ N
• B)2.3 \(\times\) 10³ N
• C)9.8 \(\times\) 10^-3 N
• D)2.0 \(\times\) 10² N
• E)4.7 \(\times\) 10^-2 N

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Definitions:

Marginal Expenditure

The additional cost incurred from producing or purchasing one more unit of a good or service.

Average Expenditure

The average amount of money spent per unit of time, often calculated for goods, services, or a combination of both by consumers or businesses.

Monopsonist

A market condition where there is only one buyer for a product or service, giving the buyer significant power over prices.

Competitive Buyer

A buyer in a market where numerous purchasers compete to acquire goods or services, often leading to more favorable prices.