Electro Magnetic Induction And Alternating Currents Question 399
Question: Magnetic flux in a circuit containing a coil of resistance $ 2\Omega $ changes from 2.0 Wb to 10 Wb in 0.2 sec. The charge passed through the coil in this time is [DPMT 2003]
Options:
A) 0.8 C
B) 1.0 C
C) 5.0 C
D) 4.0 C
Show Answer
Answer:
Correct Answer: D
Solution:
$ q=\frac{N}{R}(\Delta \varphi )=\frac{1}{2}\times (10-2)=4C $
