A Hobbyist Launches a Projectile from Ground Level on a Horizontal

question 35

Multiple Choice

A hobbyist launches a projectile from ground level on a horizontal plain.It reaches a maximum height of 72.3 m and lands 111 m from the launch point,with no appreciable air resistance.What was the angle of launch if g = 9.80 m/s²?

• A)69.0°
• B)67.4°
• C)22.6°
• D)44.8°

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Definitions:

Machine-Hours

A measure of production time, tracking how many hours machines are operating in the manufacturing process.

Predetermined Overhead Rate

This rate is calculated before the period begins and is used to apply manufacturing overhead costs to products based on a consistent formula.

Fixed Manufacturing Overhead

Costs in manufacturing that do not vary with the level of production, including factory rent, salaries of permanent staff, and equipment depreciation.

Machine-Hours

A measure of the amount of time machines are operated in the manufacturing process, used as a basis for allocating costs.