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 relation between the charge Q of a parallel plate capacitor and the P.D between its plates is

Question # 2

The ohm's is defined as

Question # 3

A conducting wire is drawn to double its length. Final resistivity of the material will be

Question # 4

If the distance between the plates of a parallel plate condenser of capacity 10μF is doubled then new capacity will be

Question # 5

A one microfarad capacitor of a TV is subjected to 4000 V potential difference. The energy stored in capacitor is

Question # 6

The energy stored in a charge capacitor

Question # 7

Electric generators which convert mechanical energy into

Question # 8

A proton is about 1840 times heavier than an electron. When it is accelerated by a potential difference of 1 KV, its kinetic energy will be

Question # 9

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

Question # 10

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

Question # 11

Electric flux is defined by the relation

Question # 12

If the length of the conductor is double and its cross sectional area is halved, its conductance will

Question # 13

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 # 14

One joule is equal to

Question # 15

The current through a metallic conductor is due to the motion of

Question # 16

The SI unit of electric flux is

Question # 17

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

Question # 18

A current of 1.6 A is passed through a solution of CuSO4. How many Cu2+ions are liberated in one minute?

Question # 19

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

Question # 20

A wire of radius r has resistance R. If it is stretched to a wire of r/2 radius, then the resistance becomes

Question # 21

Equal charges are given to two spheres of different radii. The potential will

Question # 22

If 2.2 kilowatt power is transmitted through 1 10 ohm line at 22000 volt, the power loss in the form of heat will be

Question # 23

Thermocouple is an arrangement of two different metals

Question # 24

When three identical bulbs of 60 watt, 200 volt rating are connected in series to a 200 volt supply, the power drawn by them will be

Question # 25

The resistivity of a substance depends upon the

Question # 26

The SI unit of capacitance is

Question # 27

The graphical representation of ohm's law is

Question # 28

The electrode connected with the positive terminal of the current source is called

Question # 29

Electron volt is the unit of.

Question # 30

The unit of intensity of electric field is

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
  • 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
  • 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
  • S
    suzi 10 - Feb - 2026 08 Min 22 Sec 64/120
  • Z
    Zaka Ullah 09 - Nov - 2024 07 Min 20 Sec 60/120

ECAT Physics Chapter 12 Important MCQ's

Sr.# Question Answer
1 The energy required to charge a capacitor of 5μF by connecting D.C. source of 20 KV is
A. 10 KJ
B. 5 KJ
C. 2 KJ
D. 1 KJ
2 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
3 Which of the following represents an electric current?
A. C-1
B. CS-1
C. J.S-1
D. dynes-1
4 If the distance of separation between two chares is increased, the electrical potential energy of the system will
A. Increase
B. Decrease
C. May increase or decrease
D. Remain the same
5 Free electrons are
A. tightly bound
B. fixed
C. loosely bound
D. tightly fixed
6 The SI unit of capacitance is
A. Farad
B. Henry
C. Ohm
D. Volt
7 Two electric bulbs of 200 W and 100 W have same voltage. If R1and R2be their resistance respectively then
A. R1= 2R2
B. R2= 2R1
C. R2 = 4R1
D. R1= 4R2
8 Electron volt is the unit of.
A. Potential difference
B. Energy
C. Resistance
D. Capacitance
9 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
10 The SI unit of current is
A. watt
B. coulomb
C. volt
D. ampere

Test Questions

Is this page helpful?