A Catapult Fires an 800-Kg Rock with an Initial Velocity $\degree$

question 15

Multiple Choice

A catapult fires an 800-kg rock with an initial velocity of 100 m/s at a 40 $\degree$ angle to the ground. The magnitude of the horizontal impulse the catapult receives from the rock is:

• A)5.1* 104 N \(\cdot\) s.
• B)6.1 * 104 N \(\cdot\) s.
• C)8.0 * 104 N \(\cdot\) s.
• D)5.0 * 105 N \(\cdot\) s.
• E)6.0 * 105 N \(\cdot\) s.

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Definitions:

Scarcity

A condition where resources are limited in comparison to the desires or needs.

Credibility

The quality of being trusted and believed in, often resulting from a demonstrated record of reliability and integrity.

Reciprocity

Reciprocity is a social norm that involves mutual exchange, where actions or benefits provided by one party are returned by another.

ACE Model

A conceptual framework focusing on Awareness, Commitment, and Execution, used in various contexts to improve performance and outcomes.