1
VITEEE 2024
MCQ (Single Correct Answer)
+1
-0

Imagine a system of unit in which the unit of mass is 10 kg , length is 1 km and time is 1 min. Then, 1 J in this system is equal to

A
360
B
3.6
C
$36 \times 10^5$
D
$36 \times 10^{-5}$
2
VITEEE 2024
MCQ (Single Correct Answer)
+1
-0

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)
+1
-0

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 1 English Option 1
B
VITEEE 2024 Physics - Alternating Current Question 1 English Option 2
C
VITEEE 2024 Physics - Alternating Current Question 1 English Option 3
D
VITEEE 2024 Physics - Alternating Current Question 1 English Option 4
4
VITEEE 2024
MCQ (Single Correct Answer)
+1
-0

Eight dipoles of charges of magnitude $e$ each are placed inside a cube. The total electric flux coming out of the cube will be

A
$\frac{8 e}{\varepsilon_0}$
B
$\frac{16 e}{\varepsilon_0}$
C
$\frac{e}{\varepsilon_0}$
D
zero
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