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

question 88

Multiple Choice

A 20-g bead is attached to a light 120-cm-long string as shown in the figure. This bead moves in a horizontal circle with a constant speed of 1.5 m/s. What is the tension in the string if the angle α is measured to be 25°?

• A) 0.089 N
• B) 0.041 N
• C) 0.20 N
• D) 0.22 N
• E) 0.46 N

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Definitions:

Toilet Trained

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Sleep-walker

An individual who walks or performs other complex behaviors while in a state of sleep.

Somnambulism

Sleepwalking.

Sleep-walking

A sleep disorder characterized by walking or performing other complex behaviors while in a state of sleep.