1
NEET 2018
MCQ (Single Correct Answer)
+4
-1
An inductor 20 mH, a capacitor 100 $$\mu $$F and a resistor 50 $$\Omega $$ are connected in series across a source of emf, V = 10 sin 314 t. The power loss in the circuit is
A
0.79 W
B
0.43 W
C
2.74 W
D
1.13 W
2
NEET 2017
MCQ (Single Correct Answer)
+4
-1
Figure shows a circuit that contains three identical resistors with resistance R = 9.0 $$\Omega $$ each, two identical inductors with inductance $$L$$ = 2.0 mH each, and an ideal battery with emf $$\varepsilon = 18V$$. The current $$i$$ through the battery just after the switch closed is

NEET 2017 Physics - Alternating Current Question 56 English
A
0.2 A
B
4 A
C
0 ampere
D
2 mA
3
NEET 2016 Phase 2
MCQ (Single Correct Answer)
+4
-1
Which of the following combinations should be selected for better tuning of an L-C-R circuit used for combination ?
A
R = 20 $$\Omega $$, L = 1.5 H, C = 35 $$\mu $$F
B
R = 25 $$\Omega $$, L = 2.5 H, C = 45 $$\mu $$F
C
R = 15 $$\Omega $$, L = 3.5 H, C = 30 $$\mu $$F
D
R = 25 $$\Omega $$, L = 1.5 H, C = 45 $$\mu $$F
4
NEET 2016 Phase 2
MCQ (Single Correct Answer)
+4
-1
The potential differences across the resistance, capacitance and inductance are 80 V, 40 V and 100 V respectively in an L-C-R circuit. The power factor of this circuit is
A
0.4
B
0.5
C
0.8
D
1.0
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