First slide

Inductance

Question

Find out the e.m.f. produced when the current changes from 0 to 1 A in 10 s, given L = 10 mH.

Easy

A

1 V
B

$1 μ V$
C

1 mV
D

0.1 V

Solution

$| e | = L \frac{di}{dt} \Rightarrow | e | = 10 \times 10^{- 3} \times \frac{1}{10} = 1 m V$

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