Question: Q. 10. The current flowing through an inductor of selfinductance $L$ is continuously increasing. Plot a graph showing the variation of

(i) Magnetic flux versus the current

(ii) Induced emf versus $d I / d t$

(iii) Magnetic potential energy stored versus the current.

U] [Delhi I, II, III 2014]

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Solution:

Ans. (i) Magnetic flux versus current :

(ii) Induced emf versus $\frac{d I}{d t}$

When I is increasing at constant rate.

(iii) Magnetic energy stored versus the current :

1

[CBSE Marking Scheme 2014]



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