Electrostatic – Online MCQs – Physics 10th

1. The S.I unit of electromotive force is:

volt

Coulomb

Newton per Coulomb

Newton

2. If three Capacitors C₁, C₂ and C₃ are connected in parallel and connected with a battery then the total capacitance will be:

1/C = 1/C₁+ 1/C₂ + 1/C₃

C = 1/C₁+ 1/C₂ + 1/C₃

C = C₁ x C₂ x C₃

C = C₁ + C₂ + C₃

3. The electric force per unit charge is known as:

electric potential

Coulomb constant

capacitance

electric field

4. When we rub a glass rod with a silk cloth then:

glass rod acquires a negative charge while silk acquires a positive charge

both glass rod and silk acquire a positive charge

glass rod acquires a positive charge while silk acquires negative charges

both glass rod and silk acquire a negative charge

5. The charge of an electron is _________ the charge of a proton.

greater than

lesser than

zero

equivalent to

6. The magnitude of an electric field is expressed using the S.I unit is

C / N²

N / C

C / N

C.N

7. The area or space surrounding a charge or charged body where electrostatic force or stress occurs is termed:

All of them

electric field

dielectric field

electrostatic field

8. Electric charge, whether positive or negative, exists in discrete natural units and:

can be created or destroyed

can be created but cannot be destroyed

cannot be created or destroyed

cannot be created but can be destroyed

9. It is composed of two down and one up quarks.

Proton

None of them

Neutron

Electron

10. Equivalent capacitance is greater than individual capacitances in:

parallel combination

None of them

series combination

series and parallel combination

11. Neutral atoms have the same number of:

electron, protons and neutrons

protons and neutrons

electrons and protons

electron and neutrons

12. Name the law that states the force between electric charges:

Ampere’s law

Coulomb’s law

Faraday’s law

Ohm’s law

13. 1 Farad = ________.

1 Newton / volt

1 Coulomb / volt

1 volt / Newton

1 Coulomb

14. If the distance between the two point charges becomes half then the force between them becomes:

four times

half

double

remains same

15. Two similar charges of one coulomb placed one meter apart repel each other with a force of magnitude:

9 x 10⁹ N

9 x 10^-19 N

9 x 10^-9 N

9 x 10¹⁹ N

16. Methods of charge formation on a body are:

four

three

five

six

17. Coulombs law most closely resembles:

Newton’s 2nd law of motion

Law of conservation of energy

Faraday’s law

Newton’s Law of Gravitation

18. Elementary charge or charge on an electron is:

1.6 x 10^-12 C

1.6 x 10^-19 C

1.6 x 10^-9 C

1.6 x 10^-18 C

19. Two charges are separated by a certain distance. If the magnitude of each charge is doubled the force will become:

half of its original value

four times its original value

one fourth of its original value

doubled its original value

20. A Proton is composed of:

two down and one up quarks

three down quarks

two up and one down quarks

three up quarks

Online MCQs Test | Unit 14 : Electrostatic | Physics Class 10th | Sindh Board Science Group