A practical voltage source has a nonzero internal resistance.

Electrical and Electronic Engineering (EEE) : Circuit Theorems and Conversions - Quiz(MCQ)

True

False

Can Not Say

None of the above

Correct Answer : Option (A) : True

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A voltage source having an open-circuit voltage of 100 V and internal resistance of 50 Ï‰ is equivalent to a current source:

A in parallel with 100 Ï‰

0.5 A in parallel with 50 Ï‰

2 A with 50 Ï‰ in series

2 A in parallel with 50 Ï‰

Correct Answer : 2 A in parallel with 50 Ï‰

What is Norton's equivalent current?

The current source present in the circuit is called as Norton's equivalent current.

The voltage source present in the Norton's equivalent circuit is called as Norton's equivalent current.

The current source present in the Norton's equivalent circuit is called as Norton's equivalent current.

All of the above

Correct Answer : The current source present in the Norton's equivalent circuit is called as Norton's equivalent current.

A 470 Ω RL is connected across a voltage source, VS, of 120 V. The source's internal resistance, RS, is 12 Ω. What is the output voltage across the load?

0 V

12 V

120 V

117 V

Correct Answer : 117 V

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