2nd Year Physics Chapter 12 Online MCQ Test for 12th Class Physics Chapter 12 (Electrostatics)

ICS Part 2 Physics
Chapter 12 Test

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MCQ's Test For Chapter 0 "Physics ICS Part 2 Chapter 12 Online MCQ's Test"

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  • Total Questions17

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Physics ICS Part 2 Chapter 12 Online MCQ's Test

00:00
Question # 1

Which material should be inserted between the plates of a capacitor in order to increase its capacitance.

Question # 2

Net charge enclosed by Gaussian surface is:

Question # 3

The number of electrons in one coulomb charge is equal to

Question # 4

Two metallic sphere of radius 2 cm and 4 cm get equal quantity of charge. Which has greater surface charge density ?

Question # 5

Gauss's law can only be applied to.

Question # 6

The electric field in some region of of space is uniform in magnitude and direction. Which one of the following five statements best desccribes the volume charge density (ρ) , in this region of space?

Question # 7

Coulomb's force is:

Question # 8

The electric field lines are closer where the field is

Question # 9

Selenium is

Question # 10

Two oppositely charged balls A and B attract the third ball C, when placed near them turn by turn The third ball C must be.

Question # 11

Which one of the following is correct

Question # 12

The force of Neutron due to field of 102 N/C is.

Question # 13

If a charge body moved against the electric field it will again

Question # 14

The middle region of electric field is:

Question # 15

if time constant in RC series circuit is small, then capacitor is charged or discharged.

Question # 16

The electric potential at a mid point in an electric dipole is.

Question # 17

Two parrallel, metal plates are a distance 8.00 m apart. The electric field between the plates in uniform, Directed toward the right , and has a magnitude of 4.00 N/C. If an ion of charge +2e is released at rest at the left-hand plate. What is its kinetic energy when reaches the right-hand plate?

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12th Chapter

ICS Part 2 Physics Chapter 12 Online Test MCQ's

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FSc Part II Physics Chapter 0 Important MCQ's

Sr.# Question Answer
1 If the potential difference across two plates of capacitor is doubled, then energy stored in it will be.
A. Two times
B. Eight times
C. Four times
D. Remain same
2 Electric intensity due to an infinite sheet of charge is:
A. ∂/2ε
B. ∂/rε
C. ∂/r2ε
D. none of these
3 Coulomb /volt is called.
A. Farad
B. Ampere
C. Joule
D. Henry
4 Presence of dielectric always.
A. Increase the electrostatic force
B. Reduces the electrostatic force
C. Do not effect electrostatic force
D. Doubles the electrostatic force
5 One of the applications of electrostatic induction is
A. Laser
B. Photocopier
C. X ray machine
D. Wilson cloud chamber
6 The "toner" of photocopier is given:
A. Positive charge
B. Negative charge
C. Remains neutral
D. All of above 
7 Farad is defined as
A. "Coulomb/Volt
B. Ampere /Volt
C. Coulomb /Joule
D. Volt/Coulomb
8 The SI unit of relative permittivity is.
A. Fm-1
B. C2N-1m-2
C. Nm2C-2
D. No unit
9 if time constant in RC series circuit is small, then capacitor is charged or discharged.
A. Slowly
B. Rapidly
C. At constant rate
D. Intermittently
10 A capacitor is charged with a battery and then it is disconnected. A slab of dielectric is now inserted between the plates, Then
A. The charge in the plates reduces and potencial difference increase
B. Potencial difference between the plates increase, stored energy decreases and charge remains the same
C. Potencial difference between the plates decreases, stored energy decreases and charge remains unchanged
D. None of them

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  • Iftikhar

    Iftikhar

    26 Sep 2020

    Gg

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  • Tooba

    Tooba

    23 Dec 2018

    I got 16/17 in 1 mint and 26 seconds it is very helpful

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