ECAT Pre Engineering Physics Chapter 12 MCQ Test With Answer

MCQ's Test For Physics ECAT Pre Engineering Chapter 12 Electrostatics

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

  • Total Questions30

  • Time Allowed30

Start Test Download PDF

Physics ECAT Pre Engineering Chapter 12 Electrostatics

00:00
Question # 1

The minimum resistance that can be obtained by connecting 5 resistance of 1/4Ωeach is

Question # 2

A cube of metal is given a positive charge Q. For the above system, which of the following statements is true?

Question # 3

The potential difference across each resistance in series combination is

Question # 4

In a Milikian's oil drop experiment the charge on an oil drop is calculated to be 6.35 x 10-19C. The number of excess electrons on the drop is

Question # 5

The SI unit of current is

Question # 6

A parallel plate capacitor is first charged and then a dielectric slab is introduced between the plates. The quantity that remains unchanged is

Question # 7

In case of a parallel plate capacitor if the plate separation is doubled and plate area is halved, the capacitance becomes

Question # 8

The dot product of electric field intensity E and vector area A is called

Question # 9

The electric field intensity at a point due to a point charge

Question # 10

Resistance of a conductor is increased, the currant will

Question # 11

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

Question # 12

Electric generators which convert mechanical energy into

Question # 13

Heating effect caused by an electric circuit is written

Question # 14

If the two charges in Coulomb's law have double distance between them, then electric force

Question # 15

Two point charge +3μC and +8μC repel each other with a force of 40 N. If a charge of -5μC is added to each of them, then the force between then will become

Question # 16

Physicist George Simon ohm was a

Question # 17

A piece of fuse wire melts when a current of 15 ampere flows through it. With this current. If it dissipates 22.5 W, the resistance of fuse wire will be

Question # 18

Which of the following represents an electric current?

Question # 19

The nature of capacity of electrostatic capacitor depends on

Question # 20

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

Question # 21

Battery is charged in motor cars, which is based on

Question # 22

The colour sequence in a carbon resistor in red, brown, orange and silver. The resistance of the resistor is

Question # 23

The speed of randomly moving electrons depends upon

Question # 24

In RC series circuit the time during which the capacitor acquires 0.63 times the equilibrium charge is called

Question # 25

Which one of the following causes production of heat when current is set up in a wire?

Question # 26

Capacitance of two or more capacitors

Question # 27

Ohm established a relation between

Question # 28

The charge carriers in electrolyte are positive and negative

Question # 29

The unit of resistivity is

Question # 30

If the distance of separation between two chares is increased, the electrical potential energy of the system will

Submit

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


Topic Test

00:00
Submit

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

  • M
    Mehreen Ather 02 - Dec - 2024 30 Min 19 Sec 90/120
  • S
    Salvaa Sheikh 13 - Sep - 2024 24 Min 16 Sec 85/120
  • S
    Sualeh Murtaza 15 - Nov - 2024 05 Min 29 Sec 80/120
  • N
    Nitalaya Hassan 23 - Dec - 2024 06 Min 15 Sec 80/120
  • T
    Talha Khalil 18 - Jun - 2026 10 Min 55 Sec 80/120
  • F
    Fatima Anis 26 - Dec - 2024 13 Min 35 Sec 80/120
  • A
    Abdullah Zubair 25 - Dec - 2024 14 Min 30 Sec 80/120
  • C
    Ch Ubaid Ullah 06 - Mar - 2026 17 Min 40 Sec 80/120
  • A
    Ahmad Sufyan 05 - May - 2026 18 Min 20 Sec 80/120
  • H
    Hanook Masih 25 - Sep - 2024 12 Min 15 Sec 75/120
  • F
    Furqan Asif 26 - Mar - 2026 36 Min 02 Sec 72/120
  • U
    usman gujjar 02 - Dec - 2024 07 Min 03 Sec 70/120
  • T
    Taha 18 - Mar - 2026 17 Min 17 Sec 68/120
  • H
    hussain naqvi 19 - Sep - 2024 18 Min 43 Sec 65/120
  • H
    Humera Noor 27 - Dec - 2024 19 Min 28 Sec 65/120

ECAT Physics Chapter 12 Important MCQ's

Sr.# Question Answer
1 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
2 The resistivity of a substance depends upon the
A. length
B. mass
C. area
D. temperature
3 The SI unit of capacitance is
A. Farad
B. Henry
C. Ohm
D. Volt
4 Battery is charged in motor cars, which is based on
A. Chemical effect
B. Magnetic effect
C. Electric effect
D. None
5 If a 40 watt light bulb burns for 2 hours. how much heat is generated
A. 288 x 103J
B. 288 x 108J
C. 288 x 105J
D. 288 x 106J
6 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
A. 0.1 watt
B. 1 watt
C. 10 watt
D. 100 watt
7 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
8 The colour sequence in a carbon resistor in red, brown, orange and silver. The resistance of the resistor is
A. 21 x 103+ 10%
B. 23 x 101+ 10%
C. 21 x 103+ 5%
D. 12 x 103+ 5%
9
Question Image
A. 5μF
B. 10μF
C. 3μF
D. 6μF
10 Specific resistance of a wire depends upon
A. Length
B. Cross-section area
C. Mass
D. None

Test Questions