Electro Magnetic Induction And Alternating Currents Question 112
Question: The maximum value of a.c. voltage in a circuit is 707V. Its rms value is [MP PET 2005]
Options:
A) 70.7 V
B) 100 V
C) 500 V
D) 707 V
Show Answer
Answer:
Correct Answer: C
Solution:
$ E_{rms}=\frac{E_{0}}{\sqrt{2}}=\frac{707}{1.41}=500V $