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

question 21

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:

Context

The circumstances or setting surrounding an event, statement, or idea which can influence its meaning or effect.

Sequence

An ordered series or arrangement of items, events, or ideas, one following the other in a specific logical or set pattern.

Relationships

The ways in which two or more people or entities are connected and interact with each other.

Bias

A prejudice in favor of or against one thing, person, or group compared with another, usually in a way considered to be unfair.