AP EAMCET · PHYSICS · Electromagnetic Induction
In a circuit the current falls from 14 A to 4 A in a time 0.2 ms . If the induced emf is 150 V . then the self inductance of the circuit is
- A 6 H
- B 6 mH
- C 3 mH
- D 3 H
Answer & Solution
Correct Answer
(C) 3 mH
Step-by-step Solution
Detailed explanation
\(\Delta \mathrm{I}=14-4=10 \mathrm{~A}, \Delta \mathrm{t}=0.2 \mathrm{~ms}, \mathrm{e}=150 \mathrm{~V}\)…
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