An Object of Mass 1 Kg Is Whirled in a Horizontal

question 71

Multiple Choice

An object of mass 1 kg is whirled in a horizontal circle of radius 0.5 m at a constant speed of 2 m/s.The work done on the object during one revolution is:

• A)0 J
• B)1 J
• C)2 J
• D)4 J
• E)16 J

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Definitions:

Normal Distribution

A symmetric, bell-shaped distribution of data where most of the observations cluster around the central peak and the probabilities for values further away from the mean taper off equally in both directions.

Symmetric

Describes an object or figure that is identical on both sides of a central dividing line.

Probability Density Function

A function that outlines the likelihood of finding a random variable within a particular range of values.

Uniform Distribution

is a type of probability distribution where every outcome in a certain range is equally likely to occur.