An Object of Mass M Is Hanging by a String

question 55

Multiple Choice

An object of mass m is hanging by a string from the roof of an elevator. The elevator is increasing its upward speed. What is the tension in the string?

• A) greater than mg
• B) less than mg
• C) equal to mg
• D) depends on the speed of the elevator

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Definitions:

Affected

Being influenced or changed by an external factor.

Probability

A measure of the likelihood or chance that a particular event will occur, expressed as a number between 0 and 1.

Mammals

Warm-blooded vertebrates characterized by the presence of mammary glands, which in females produce milk for feeding their young.

Sold

The completed sale of goods or services from one party to another, transferring ownership.