1
VITEEE 2025
MCQ (Single Correct Answer)
+4
-1

Which of the following statement is correct regarding the AC circuit shown in the adjacent figure?

VITEEE 2025 Physics - Alternating Current Question 1 English
A

The rms value of current through the circuit is $i_{\text {rms }}=5 \sqrt{2} \mathrm{~A}$

B

The phase difference between source emf and current is $\phi=\cos ^{-1}\left(\frac{1}{3}\right)$

C

Average power dissipated in the circuit is 500 W

D

None of the above

2
VITEEE 2024
MCQ (Single Correct Answer)
+4
-1

A transformer has 200 windings in the primary and 400 windings in the secondary. The primary is connected to an AC supply of 110 V and a current of 10 A flows in it. The voltage across the secondary and the current in it, respectively, are

A
$55 \mathrm{~V}, 20 \mathrm{~A}$
B
$440 \mathrm{~V}, 5 \mathrm{~A}$
C
$220 \mathrm{~V}, 10 \mathrm{~A}$
D
$220 \mathrm{~V}, 5 \mathrm{~A}$
3
VITEEE 2024
MCQ (Single Correct Answer)
+4
-1

Which of the following graphs represents the correct variation of inductive reactance $X_L$ with angular frequency $\omega$ ?

A
VITEEE 2024 Physics - Alternating Current Question 2 English Option 1
B
VITEEE 2024 Physics - Alternating Current Question 2 English Option 2
C
VITEEE 2024 Physics - Alternating Current Question 2 English Option 3
D
VITEEE 2024 Physics - Alternating Current Question 2 English Option 4
4
VITEEE 2024
MCQ (Single Correct Answer)
+4
-1

In an electric circuit, a capacitor of reactance $55 \Omega$ is connected across the source of 220 V . The value of displacement current is

A
2 A
B
4 A
C
6 A
D
8 A

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