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:

Isomers

Molecules that have the same molecular formula but differ in the arrangement of atoms, resulting in different properties.

Molecular Formula

A representation of the number and type of atoms in a molecule but not the structure.

Branched Isomers

Organic compounds having the same molecular formula but different structural formulas due to branching in the carbon chain, affecting their physical and chemical properties.

Methyl Branches

Groups consisting of one carbon atom bonded to three hydrogen atoms (-CH3), attached to the main chain of organic molecules.