A 5-Kg Block Is Attached to a Pulley by a Light

question 62

Multiple Choice

A 5-kg block is attached to a pulley by a light rope. The rope is wound around the pulley, and when the block is released, the rope unspools without slipping. The pulley is a solid disk of radius 0.2 m and mass 2 kg. What is the approximate angular speed of the pulley when the block has fallen 1 meter?

• A) 0.7 rad/s
• B) 7.0 rad/s
• C) 15.7 rad/s
• D) 22.2 rad/s
• E) The answer cannot be determined without knowing the final speed of the block.

Identify and explain barriers to entry in monopolistic markets.

Analyze the impact of price discrimination in monopolistic markets.

Understand the concept of economies of scale and its role in creating monopolies.

Recognize the relationship between demand, marginal revenue, and total revenue in monopolistic markets.

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Definitions:

Oogenesis

The process of egg cell (oocyte) development in females.

Ovary

A part of the female reproductive system in animals and flowering plants where eggs or ovules are produced.

Receptacle for Sperm

A specialized structure in organisms where sperm is received and stored during or after copulation for later fertilization.

Vagina

The muscular tube leading from the external genitals to the cervix of the uterus in females, part of the reproductive system.