Electro Magnetic Induction And Alternating Currents Question 366

Question: A coil having 500 square loops each of side 10 cm is placed normal to a magnetic flux which increases at the rate of 1.0 tesla/second. The induced e.m.f. in volts is [CPMT 1989, 90; DCE 2002]

Options:

A) 0.1

B) 0.5

C) 1

D) 5

Show Answer

Answer:

Correct Answer: D

Solution:

$ |e|,=N( \frac{\Delta B}{\Delta t} ).A\cos \theta $ $ =500\times 1\times {{(10\times {{10}^{-2}})}^{2}}\cos 0=5V. $



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