The Figure Shows an LR Circuit with a Switch and a 240-Volt

question 13

Multiple Choice

The figure shows an LR circuit with a switch and a 240-volt battery. At the instant the switch is closed the current in the circuit and the potential difference between points a and b, V_ab, are

• A) 0 A, 0 V
• B) 0 A, −240 V
• C) 0 A, +240 V
• D) 0.024 A, 0 V
• E) 0.024 A, +240 V

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Definitions:

Basic Resources

Fundamental elements or inputs needed for the functioning of an economy or ecological system, such as water, minerals, energy, and arable land.

Equal

Describes a state of being the same in quantity, size, degree, or value, often applied to mathematical entities, rights, and opportunities.

Smallpox

A highly contagious viral disease characterized by fever, weakness, and skin eruptions, eradicated by vaccination by 1980.

Subsistence

The act or reality of sustaining or upholding oneself, particularly at the most basic level.