Basics of Ac Circuits: a 500-W Device Is Connected to a 230-V

question 44

Multiple Choice

Basics of ac circuits: A 500-W device is connected to a 230-V ac power source. What is the peak voltage across this device?

• A) 330 V
• B) 2.2 V
• C) 230 V
• D) 3.1 V
• E) 290 V

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Definitions:

Masseter

A facial muscle that plays a major role in the chewing of food by raising the lower jaw towards the upper jaw.

Elevate Mandible

Elevating the mandible refers to the action of lifting or closing the lower jaw, a movement primarily facilitated by the masseter and temporalis muscles.

Mylohyoid

A muscle beneath the chin that plays a role in elevating the floor of the mouth during swallowing.

Adduct

To draw a limb or part of the body toward the median axis.