1
AIIMS 2019
MCQ (Single Correct Answer)
+1
-0.33

If maximum energy is stored in a capacitor at t = 0, then find the time after which current in the circuit will be maximum.

AIIMS 2019 Physics - Alternating Current Question 6 English

A
$$\frac{\pi}{2} \mathrm{~ms}$$
B
$$\frac{\pi}{4} \mathrm{~ms}$$
C
$$\pi \mathrm{~ms}$$
D
$$2 \mathrm{~ms}$$
2
AIIMS 2019
MCQ (Single Correct Answer)
+1
-0.33

In a $$L C R$$ series circuit source voltage is $$120 \mathrm{~V}$$ and voltage in inductor $$50 \mathrm{~V}$$ and resistance is $$40 \mathrm{~V}$$, then determine voltage in the capacitor

A
$$V_C=10(5-8 \sqrt{2})$$
B
$$V_C=10(5+8 \sqrt{2})$$
C
$$V_C=20(5+8 \sqrt{2})$$
D
$$V_C=10(5+7 \sqrt{2})$$
3
AIIMS 2018
MCQ (Single Correct Answer)
+1
-0.33

In a series R-C circuit shown in figure, the applied voltage is 10 V and the voltage across capacitor is found to be 8V. Then, the voltage across R and the phase difference between current and the applied voltage will respectively be

AIIMS 2018 Physics - Alternating Current Question 1 English

A
$$6 \mathrm{~V}, \tan ^{-1}\left(\frac{4}{3}\right)$$
B
$$3 V, \tan ^{-1}\left(\frac{3}{4}\right)$$
C
$$6 \mathrm{~V}, \tan ^{-1}\left(\frac{5}{3}\right)$$
D
None of these
4
AIIMS 2018
MCQ (Single Correct Answer)
+1
-0.33

An ideal coil of $$10 \mathrm{~H}$$ is connected in series with a resistance of $$5 \Omega$$ and a battery of $$5 \mathrm{~V}$$. After $$2 \mathrm{~s}$$, after the connection is made, the current flowing (in ampere) in the circuit is

A
$$(1-e)$$
B
$$e$$
C
$$e^{-1}$$
D
$$\left(1-e^{-1}\right)$$
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