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The angular frequency of A.C. at which 1 mH inductor has a resistance of 1 Ω is
 

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Important Questions on Electromagnetic Induction

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MHT-CET TRIUMPH Physics Multiple Choice Questions Part - 2 Based on Std. XI & XII Syllabus of MHT-CET>Chapter 10 - Electromagnetic Induction>Classical Thinking>Q 69
The impedance of a 50 μF capacitor of 50 Hz A.C. is
 
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MHT-CET TRIUMPH Physics Multiple Choice Questions Part - 2 Based on Std. XI & XII Syllabus of MHT-CET>Chapter 10 - Electromagnetic Induction>Classical Thinking>Q 70

A condenser of 10 μF and an inductor of 1.2 H are connected in series with an A.C. source of frequency 50 Hz. The impedance of the combination will be

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MHT-CET TRIUMPH Physics Multiple Choice Questions Part - 2 Based on Std. XI & XII Syllabus of MHT-CET>Chapter 10 - Electromagnetic Induction>Classical Thinking>Q 71
The capacity of a pure capacitor is 1 F. What will be its effective resistance in the D.C. circuit?
 
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MHT-CET TRIUMPH Physics Multiple Choice Questions Part - 2 Based on Std. XI & XII Syllabus of MHT-CET>Chapter 10 - Electromagnetic Induction>Classical Thinking>Q 72
The reactance of the coil is 10 Ω and its resistance is10 Ω.It is connected to an A.C. source of e.m.f. 220 V. The peak value of the current in the circuit is
 
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MHT-CET TRIUMPH Physics Multiple Choice Questions Part - 2 Based on Std. XI & XII Syllabus of MHT-CET>Chapter 10 - Electromagnetic Induction>Classical Thinking>Q 73
Electrical oscillations of desired frequency can be obtained by
 
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MHT-CET TRIUMPH Physics Multiple Choice Questions Part - 2 Based on Std. XI & XII Syllabus of MHT-CET>Chapter 10 - Electromagnetic Induction>Classical Thinking>Q 74
When a capacitor connected with coil is completely discharged, then
 
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MHT-CET TRIUMPH Physics Multiple Choice Questions Part - 2 Based on Std. XI & XII Syllabus of MHT-CET>Chapter 10 - Electromagnetic Induction>Classical Thinking>Q 75
In LC oscillation circuit, current flows in the reverse direction due to
 
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MHT-CET TRIUMPH Physics Multiple Choice Questions Part - 2 Based on Std. XI & XII Syllabus of MHT-CET>Chapter 10 - Electromagnetic Induction>Classical Thinking>Q 76
The oscillation in LC circuit is produced due to