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This question belongs to Electronics And Communications Engineering Network Theory And Analysis

Network Theory and Analysis

?

The rms value of the voltage:
V(t) = 3 + 4cos(3t) is

A) $$\sqrt 7 $$ volts B) 5 volts C) (3 + 2.9) volts D) $$\sqrt {17} $$ volts

Answer & Solution

Correct Answer: Option D

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Question posted by Examveda

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