A 110-Kg Wrench Is Acting on a Nut Trying to Turn

question 4

Multiple Choice

A 1.10-kg wrench is acting on a nut trying to turn it.The length of the wrench lies directly to the east of the nut.A force 150.0 N acts on the wrench at a position 15.0 cm from the center of the nut in a direction 30.0° north of east.What is the magnitude of the torque about the center of the nut?

• A) 22.5 N • m
• B) 11.3 N • m
• C) 19.5 N • m
• D) 2250 N • m
• E) 1949 N • m

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Definitions:

Internal

Located or occurring within an organism or one of its parts.

Norepinephrine

A neurotransmitter and hormone involved in arousal, alertness, and regulation of blood pressure, among other physiological processes.

Manic Episode

a period of abnormally elevated mood, arousal, and energy levels, often seen in bipolar disorder.

Neurotransmitter

A chemical substance released at the end of a nerve fiber by the arrival of a nerve impulse, transmitting the impulse to another nerve fiber, a muscle fiber, or some other structure.