ECAT Pre Computer Science Chapter 12 MCQ Test With Answer

MCQ's Test For ECAT Physics Chapter 12 Electrostatics

Try The MCQ's Test For ECAT Physics Chapter 12 Electrostatics

  • Total Questions15

  • Time Allowed20

Start Test Download PDF

ECAT Physics Chapter 12 Electrostatics

00:00
Question # 1

If electric and gravitational force on an electron in a uniform electric field will be

Question # 2

The resistance of the given conductor can be increased by

Question # 3

The electric flux is linked with a surface will be maximum when

Question # 4

The SI unit of conductivity is

Question # 5

The excess (equal in number) of electrons that must be placed on each of two small spheres spaced 3 cm apart, with force of repulsion between the spheres to be 10-19N, is

Question # 6

The resistance of an incandescent lamp is

Question # 7

The speed of randomly moving electrons depends upon

Question # 8

Electron volt is the unit of.

Question # 9

Physicist George Simon ohm was a

Question # 10

The resistivity of a substance depends upon the

Question # 11

An electric dipole is at the centre of a hollow sphere of radius r. The total normal electric flux through the sphere is (here Q is the charge and d is the distance between the two charges of the dipole)

Question # 12

Coulomb's force between two point charges depends upon

Question # 13

The nature of capacity of electrostatic capacitor depends on

Question # 14

When a dielectric material is introduced between the plates of a charged condenser the electric field between the plates

Question # 15

One electron volt is equal to

Submit

Prepare Complete Set Wise ECAT Physics Chapter 12 Electrostatics MCQs Online With Answers


Topic Test

00:00
Submit

Top Scorers Of ECAT Physics Chapter 12 Electrostatics MCQ`s Test

  • A
    Anayat Ali 04 - Apr - 2024 01 Min 07 Sec 60/60
  • A
    Abdullah 07 - Mar - 2024 08 Min 13 Sec 60/60
  • A
    Alishba Farooq 08 - Mar - 2024 16 Min 42 Sec 55/60
  • A
    Abdullah Baloch 28 - Jul - 2024 00 Min 21 Sec 50/60
  • I
    iqra ashfaq 02 - Mar - 2024 00 Min 10 Sec 40/60
  • M
    Malik Mureed Awan 02 - Dec - 2024 01 Min 58 Sec 40/60
  • M
    mashal zainab 11 - Mar - 2024 05 Min 58 Sec 40/60
  • I
    Inamurehman rehmanbajwa 27 - May - 2024 10 Min 39 Sec 40/60
  • S
    sweet home 17 - Dec - 2024 15 Min 50 Sec 40/60
  • H
    hamid shoukat 25 - Nov - 2025 16 Min 32 Sec 36/60
  • L
    Lozina Jalil 29 - Aug - 2024 03 Min 13 Sec 35/60
  • S
    Salvaa Sheikh 20 - Sep - 2024 03 Min 21 Sec 35/60
  • S
    Sohaib Ali 13 - Oct - 2024 04 Min 38 Sec 35/60
  • H
    hareema gull 27 - May - 2024 06 Min 28 Sec 35/60
  • M
    Muhammad Abdur.Rahman Khan 01 - Sep - 2024 07 Min 03 Sec 35/60

ECAT Physics Chapter 12 Important MCQ's

Sr.# Question Answer
1 An alpha particle is accelerated through a potential difference of 106volt. Its kinetic energy will be
A. 1 MeV
B. 2 MeV
C. 4 MeV
D. 8 MeV
2 In Pakistan electricity is supplied for domestic use at 220 V, it is supplied at 110 V in USA. If the resistance of a 60 W bulb for use in Pakistan is R, the resistance of a 60 W bulb for use in USA will be
A. 2 R
B. R/4
C. R/2
D. R
3 The resistance of 20 cm long wire is 10Ω. When the length is changed to 40 cm. The new resistance is
A. 10Ω
B. 20Ω
C. 30Ω
D. 40Ω
4 A medium of dielectric constant 'K' is introduced between the plates of parallel plate condenser. As a result its capcitance
A. Increase k time
B. Decreases k times
C. Decreases 1/K times
D. Remains unchanged
5 Magnetic effect at a point caused due to flow a current depend upon the
A. Quantity of current
B. Distance from current
C. Both the quantity of current and distance from current element
D. None of the all
6 An electric charge at rest is
A. Only an electric field
B. Only a magnetic field
C. Both electric and magnetic fields
D. None of the above
7 At ordinary temperature, an increase in temperature increases the conductivity of
A. Conductor
B. Semiconductor
C. Insulator
D. Alloy
8 Which of the following represents an electric current?
A. C-1
B. CS-1
C. J.S-1
D. dynes-1
9 The electric flux from a closed surface
A. Is independent of the shape of the surface
B. Depends on the charge enclosed by the surface
C. Both a and b
D. None of the above
10 A wire is bent into a ring of radius R is given a charge q. The magnitude of the electrical field at the centre of the ring is
A. Two
B. 1/2
C. Zero
D. 3/2

Test Questions

Is this page helpful?

Share your comments & questions here

Guest

  • No comments yet. Be the first to comment!