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 a charged spherical conductor of radius 10 cm has potential V at a point distance 5 cm from its centre, then the potential at a point distance 15 cm from the centre will be

Question # 2

If 2.2 kilowatt power is transmitted through a 10 ohm line at 22000 volt, the power loss in the form of heat will be

Question # 3

The nature of capacity of electrostatic capacitor depends on

Question # 4

The charge per unit time through any cross-section of a conductor is called

Question # 5

Which of the following does not obey ohm's law?

Question # 6

The electric lines of force are

Question # 7

A closed surface contains two equal and opposite charges. The net electric flux from the surface will be

Question # 8

The resistivity of a substance depends upon the

Question # 9

A condenser of capacity 50μF is charged to 10 V.The energy stored is

Question # 10

A hollow insulated conduction sphere is given a positive charge of 10μC. What will be the electric field at the centre of the sphere if its radius is 2 meters?

Question # 11

The electric intensity at infinite distance from the point charge will be

Question # 12

If we increase the distance between two plates of the capacitor, the capacitance will

Question # 13

Coulomb force, when any material medium is placed between two charges

Question # 14

Electric flux is defined by the relation

Question # 15

At ordinary temperature, an increase in temperature increases the conductivity of

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 Thermocouple is an arrangement of two different metals
A. To convert heat energy in to electrical energy
B. To produce more heat
C. To convert heat energy into chemical energy
D. To convert electric energy in to heat energy
2 A current of 1.6 A is passed through a solution of CuSO4. How many Cu2+ions are liberated in one minute?
A. 3 x 1020
B. 3 x 1010
C. 6 x 1020
D. 6 x 1010
3 A parallel plate capacitor is first charged and then a dielectric slab is introduced between the plates. The quantity that remains unchanged is
A. Charge Q
B. Potential V
C. Capacity
D. Energy U
4 Which of the following represents an electric current?
A. C-1
B. CS-1
C. J.S-1
D. dynes-1
5 One coulomb of charge is created by
A. 10 electrons
B. 1.6 x 10-19electrons
C. 6.25 x 1018electrons
D. 6.25 x 1021electrons
6 Force acting upon a charged particle kept between the plates of a charged condenser if F. IF one of the plates of the condenser is removed, force acting on the same will become
A. Zero
B. F/2
C. F
D. 2F
7 A (100 W , 200 W) bulb is connected to a 160 V power supply. The power consumption would be
A. 64 W
B. 80 W
C. 100 W
D. 125 W
8 Electron volt is the unit of
A. Potential difference
B. Energy
C. Resistance
D. Capacitance
9 Taking the earth to be a spherical conductor of diameter 12.8 x 103km. Its capacity will be
A. 711μF
B. 611μF
C. 811μF
D. 511μF
10 A point charge A of charge +4μC and another B of charge -1μC are placed in air at a distance 1 m apart. Then the distance of the point on the line joining the charge B, where the resultant electric field is zero, is (in m)
A. 2
B. 1
C. 0.5
D. 1.5

Test Questions

Is this page helpful?