An Electrical Motor Spins at a Constant 2857

question 2

Multiple Choice

An electrical motor spins at a constant 2857.0 rev/min. If the armature radius is 2.685 cm, what is the acceleration of the outer edge of the armature?

• A) 2403 m/s²
• B) 844.4 m/s²
• C) 241,100 m/s²
• D) 84.40 m/s²

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Definitions:

Oxygen Saturation

A measure of the amount of oxygen-bound to hemoglobin in the blood, reflecting how well oxygen is being distributed throughout the body.

Apical Pulse

The pulse taken with a stethoscope at the apex of the heart, providing information about the heart's rate and rhythm.

Diaphragm

A large, dome-shaped muscle located at the base of the lungs and thoracic cavity that plays a crucial role in the respiratory process by assisting in inhalation and exhalation.

Stethoscope

A medical instrument used for listening to sounds produced within the body, such as the heart and lungs.