A Wire Rod Rolls with a Speed of 30 M/s

question 27

Multiple Choice

A wire rod rolls with a speed of 30 m/s on two metallic rails, 2.0 m apart, that form a closed loop. The power dissipated in the resistor R and the current direction are, respectively,

• A) 33 mW, clockwise.
• B) 33 mW, counterclockwise.
• C) 2.0 W, counterclockwise.
• D) 10 W, clockwise.
• E) 10 W, counterclockwise.

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Definitions:

Structure

The arrangement or organization of parts to form an organism, system, or object, often determining its function and nature.

Physiology

The science that deals with the functions and processes of living organisms and their parts.

Homeostasis

The method through which living beings keep a consistent inner state regardless of variations in the outside world.

Protons

Positively charged subatomic particles found within the nucleus of an atom.