1
KCET 2021
MCQ (Single Correct Answer)
+1
-0

What will be the reading in the voltmeter and ammeter of the circuit shown?

KCET 2021 Physics - Alternating Current Question 1 English

A
90V, 2A
B
0, 2A
C
90V, 1A
D
0, 1A
2
KCET 2021
MCQ (Single Correct Answer)
+1
-0

LC-oscillations are similar and analogous to the mechanical oscillations of a block attached to a spring. The electrical equivalent of the force constant of the spring is

A
reciprocal of capacitive reactance
B
capacitive reactance
C
reciprocal of capacitance
D
capacitance
3
KCET 2021
MCQ (Single Correct Answer)
+1
-0

In an oscillating $$L C$$-circuit, $$L=3 \mathrm{mH}$$ and $$C=2.7 \mu \mathrm{F}$$. At $$t=0$$, the charge on the capacitor is zero and the current is $$2 \mathrm{~A}$$. The maximum charge that will appear on the capacitor will be

A
$$1.8 \times 10^{-5} \mathrm{C}$$
B
$$18 \times 10^{-5} \mathrm{C}$$
C
$$9 \times 10^{-5} \mathrm{C}$$
D
$$90 \times 10^{-5} \mathrm{C}$$
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