A Stone Is Thrown with an Initial Speed of 15 $\degree$

question 66

Multiple Choice

A stone is thrown with an initial speed of 15 m/s at an angle of 53 $\degree$ above the horizontal from the top of a 40-m building. If g = 9.8 m/s² and air resistance is negligible, then what is the speed of the rock as it hits the ground?

• A) 30 m/s
• B) 32 m/s
• C) 34 m/s
• D) 36 m/s

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Definitions:

Foreign Competition

The competition that domestic companies face from abroad, often referring to the goods and services offered by companies located in other countries.

Infant Industry Theory

An economic rationale for trade protectionism arguing that emerging domestic industries need protection from international competition until they become mature and competitive.

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Emerging Industries

Sectors or industries that are in the early stages of development and show potential for significant growth and innovation in the future.