In the Figure, a Block of Mass M Hangs at Rest

question 8

Multiple Choice

In the figure, a block of mass M hangs at rest. The rope that is fastened to the wall is horizontal and has a tension off 52 N. The rope that is fastened to the ceiling has a tension of 91 N, and makes an angle θ with the ceiling. What is the angle θ?

• A) 55°
• B) 35°
• C) 30°
• D) 63°
• E) 45°

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Definitions:

Output

The cumulative sum of products and services generated by an economy.

Average Fixed Cost

The set expenses associated with production (not influenced by production scale) distributed over the number of items produced.

Marginal Cost

The increase in total production costs resulting from producing one additional unit of a product or service.

Variable Cost

Charges that adjust according to the volume of goods produced or services provided.