1
MHT CET 2024 2nd May Evening Shift
MCQ (Single Correct Answer)
+1
-0

Four point charges each +q is placed on the circumference of a circle of diameter 2 d in such a way that they form a square. The potential at the centre is proportional to

A
$\frac{\mathrm{q}^2}{\mathrm{~d}^2}$
B
$\frac{\mathrm{q}}{\mathrm{d}}$
C
$\mathrm{\frac{d}{q}}$
D
$\frac{\mathrm{d}^2}{\mathrm{q}^2}$
2
MHT CET 2024 2nd May Morning Shift
MCQ (Single Correct Answer)
+1
-0

90 J of work is done to move an electric charge of magnitude 3 C from a place A , where potential is -10 V to another place B , where potential is ' $\mathrm{V}_1$ ' volt. The value of $\mathrm{V}_1$ is

A
10 V
B
20 V
C
30 V
D
$-$40 V
3
MHT CET 2024 2nd May Morning Shift
MCQ (Single Correct Answer)
+1
-0

Three charges are placed at the vertices of an equilateral triangle as shown in the figure. For what value of charge ' $Q$ ', the electrostatic potential energy of the system is zero?

MHT CET 2024 2nd May Morning Shift Physics - Electrostatics Question 71 English

A
$-q$
B
$\frac{\mathrm{q}}{2}$
C
$-2 q$
D
$-\frac{\mathrm{q}}{2}$
4
MHT CET 2024 2nd May Morning Shift
MCQ (Single Correct Answer)
+1
-0

A uniformly charged conducting sphere of diameter 14 cm has surface charge density of $40 \mu \mathrm{Cm}^{-2}$. The total electric flux leaving the surface of the sphere is nearly (Permittivity of free space $=8.85 \times 10^{-12}$ SI unit)

A
40 kWb
B
140 kWb
C
240 kWb
D
280 kWb
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