Electro Magnetic Induction And Alternating Currents Question 82

Question: In an ac circuit, peak value of voltage is 423 volts. Its effective voltage is [JIPMER 1997]

Options:

A) 400 volts

B) 323 volts

C) 300 volts

D) 340 volts

Show Answer

Answer:

Correct Answer: C

Solution:

Effective voltage $ {V_{r.m.s.}}=\frac{V_{o}}{\sqrt{2}}=\frac{423}{\sqrt{2}}=300\ V $



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