A 300-Kg Child Sits on One End of a Long Uniform

question 18

Multiple Choice

A 30.0-kg child sits on one end of a long uniform beam having a mass of 20.0 kg,and a 40.0-kg child sits on the other end.The beam balances when a fulcrum is placed below the beam a distance 1.10 m from the 30.0-kg child.How long is the beam?

• A) 2.12 m
• B) 1.98 m
• C) 1.93 m
• D) 2.07 m
• E) 2.20 m

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Definitions:

Regular Selling Price

The standard or usual price at which a product is sold to consumers, without any discounts or promotions.

Markdown

A reduction in the selling price of goods or services, typically to clear excess inventory or stimulate sales.

Selling Price

The amount of money for which a seller offers goods or services to buyers.

Television Set

An electronic device used for receiving television broadcasts and displaying them in visual format.