1
GATE EE 2003
MCQ (Single Correct Answer)
+1
-0.3
Fig. shows the waveform of the current passing through an inductor of resistance $$1\,\Omega $$ and inductance $$2$$ $$H.$$ The energy absorbed by the inductor in the first four seconds is GATE EE 2003 Electric Circuits - Network Elements Question 31 English
A
$$144\,\,J$$
B
$$98$$ $$J$$
C
$$132$$ $$J$$
D
$$168$$ $$J$$
2
GATE EE 2001
MCQ (Single Correct Answer)
+1
-0.3
Given two coupled inductors $${L_1}$$ and $${L_2}$$, their mutual inductance $$M$$ satisfies
A
$$M = \sqrt {L_1^2 + L_2^2} $$
B
$$M > {{\left( {{L_1} + {L_2}} \right)} \over 2}$$
C
$$M > \sqrt {{L_1}\,{L_2}} $$
D
$$M \le \sqrt {{L_1}{L_2}} $$
3
GATE EE 2001
MCQ (Single Correct Answer)
+1
-0.3
Two incandescent light bulbs of $$40$$ $$W$$ and $$60$$ $$W$$ rating are connected in series across the mains. Then
A
the bulbs together consume $$100$$ $$W$$
B
the bulbs together consume $$50$$ $$W$$
C
the $$60$$ $$W$$ bulbs glows brighter
D
the $$40$$ $$W$$ bulb glows brighter
4
GATE EE 2000
MCQ (Single Correct Answer)
+1
-0.3
A voltage wafeform $$v\left( t \right) = 12\,{t^2}$$ is applied across a $$1$$ $$H$$ inductor for $$t \ge 0,$$ with initial current through it being zero. The current through the inductor for $$t \ge 0$$ is given by:
A
$$12$$ $$t$$
B
$$24$$ $$t$$
C
$$12{t^3}$$
D
$$4{t^3}$$
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