A 120-G Bullet Is Fired into a 1 100-G Block of of Wood

question 31

Multiple Choice

A 12.0-g bullet is fired into a 1 100-g 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)1.44 J
• B)1.86 J
• C)0.632 J
• D)0.926 J

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Definitions:

Lower-Of-Cost-Or-Market

An accounting principle that values inventory at the lesser of its historical cost or the market replacement cost, ensuring inventory is not overstated.

Inventory Valuation

The method used to calculate the cost associated with an inventory, which can impact the cost of goods sold and net income.

Net Income

The total profit of a company after all expenses and taxes have been deducted from revenue, indicating the company's actual financial performance over a specific period.

Rapidly Rising Costs

A situation where the expenses associated with producing goods or services increase at a faster pace than usual, affecting profitability.