HSC Science (Electronics) 12th Board ExamMaharashtra State Board
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What is the Inductance of the Coil - HSC Science (Electronics) 12th Board Exam - Physics

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Question

Reactance of a coil is 157 Ω. On connecting the coil across a source of frequency 100 Hz, the current lags behind e.m.f. by 45°. The inductance of the coil is ...........

(a) 0·25 H

(b) 0·5 H

(c) 4 H

(d) 314H

Solution

(a) 0·25 H

  Is there an error in this question or solution?

APPEARS IN

 2012-2013 (March) (with solutions)
Question 5.7 | 1.00 mark

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Solution What is the Inductance of the Coil Concept: Reactance and Impedance.
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