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Question

Q.1 An emf of 15 V is applied in a circuit, containing an inductance of 5 H and a resistance of $10 \Omega$ in series, the growth rate of current in the circuit at the instant when the current is 3A, is

Possible Answers

Selected	Possible Answer
	30 A/s
	20 A/s
	50 A/s
	25 A/s

Question

Q.2 In the circuit shown below, the current i_1 just after closing the switch S is

Possible Answers

Selected	Possible Answer
	$\frac{10}{5}A$
	$\frac{10}{12}A$
	$\frac{10}{4}A$
	$\frac{10}{6}A$

Question

Q.3 In the circuit shown below, the current i_1 just after closing the switch S is

Possible Answers

Selected	Possible Answer
	$\frac{10}{4}A$
	$\frac{10}{6}A$
	$\frac{10}{5}A$
	$\frac{10}{12}A$

Question

Q.4 In the circuit shown below, the current i_1 just after closing the switch S is

Possible Answers

Selected	Possible Answer
	0 a
	$\frac{10}{4}A$
	$\frac{10}{5}A$
	$\frac{10}{6}A$

Question

Q.5 In the circuit shown below, the current i_1 just after closing the switch S is

Possible Answers

Selected	Possible Answer
	$\frac{10}{5}A$
	$\frac{10}{6}A$
	$\frac{10}{12}A$
	$\frac{10}{4}A$

Question

Q.6 What will be the mutual inductance of two coils, if a current of 6 A in one coil gives a magnetic flux of 600 wb per turn through the other coil of 300 turns ?

Possible Answers