A 20-G Bead Is Attached to a Light 120 Cm-Long

question 51

Multiple Choice

A 20-g bead is attached to a light 120 cm-long string as shown in the figure. If the angle θ is measured to be 18°, what is the speed of the mass?

• A) 2.0 m/s
• B) 3.8 m/s
• C) 1.3 m/s
• D) 1.1 m/s
• E) 0.55 m/s

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Definitions:

Sociable

Exhibiting a willingness or tendency to engage with others in a friendly manner.

Withdrawal Symptoms

Physical and mental symptoms that occur after stopping or reducing intake of a substance that was used heavily and regularly.

Tremors

Involuntary, rhythmic muscle contractions resulting in shaking movements in one or more parts of the body.

Nausea

A sensation of unease and discomfort in the stomach with an urge to vomit.