An Automatic Rifle Fires 0

question 26

Multiple Choice

An automatic rifle fires 0.040-kg projectiles at a speed of 800 m/s.If the gunner holding the rifle in her hands can exert an average force of 160 N against the gun,the maximum number of projectiles she can fire in one minute is

• A)15
• B)300
• C)800
• D)4000
• E)48,000

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Definitions:

Net Income

The profit a company has after deducting all its expenses from its total revenue.

Unit Costs

The cost incurred to produce, purchase, or supply one unit of a product or service, calculated by dividing total costs by the number of units produced or purchased.

Inventory Items

Goods or materials that a business holds for the purpose of sale or production.

Retail Inventory Method

An accounting method used by retailers to estimate inventory cost by using a consistent markup and grouping similar items.