1
KCET 2025
MCQ (Single Correct Answer)
+1
-0

The angle between the particle velocity and wave velocity in a transverse wave is [except when the particle passes through the mean position]

A
$\frac{\pi}{4}$ radian
B
$\frac{\pi}{2}$ radian
C
$\pi$ radian
D
Zero radian
2
KCET 2025
MCQ (Single Correct Answer)
+1
-0

A metallic sphere of radius $R$ carrying a charge $q$ is kept at certain distance from another metallic sphere of radius $\mathrm{R} / 4$ carrying a charge Q . What is the electric flux at any point inside the metallic sphere of radius R due to the sphere of radius $\mathrm{R} / 4$ ?

KCET 2025 Physics - Electrostatics Question 2 English
A
$\frac{\mathrm{Q}}{\varepsilon_0}-\frac{\mathrm{q}}{\varepsilon_0}$
B
Zero
C
$\frac{\mathrm{q}}{\varepsilon_0}-\frac{\mathrm{Q}}{\varepsilon_0}$
D
$\frac{\mathrm{Q}}{\varepsilon_0}$
3
KCET 2025
MCQ (Single Correct Answer)
+1
-0

You are given a dipole of charge $+q$ and $-q$ separated by a distance $2 R$. A sphere ' $A$ ' of radius ' $R$ ' passes through the centre of the dipole as shown below and another sphere ' $B$ ' of radius ' $2 R$ ' passes through the charge +q . Then the electric flux through the sphere A is

KCET 2025 Physics - Electrostatics Question 1 English
A
$\mathrm{q} / \varepsilon_0$
B
Zero
C
$2 q / \varepsilon_0$
D
$-q / \varepsilon_0$
4
KCET 2025
MCQ (Single Correct Answer)
+1
-0

A potential at a point A is -3 V and that at another point B is 5 V . What is the work done in carrying a charge of 5 m C from B to A ?

A
-0.04 J
B
-0.4 J
C
-4 J
D
-40 J
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