ECAT Pre Engineering Physics Chapter 12 MCQ Test With Answer

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

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Mehreen Ather 02 - Dec - 2024 30 Min 19 Sec 90/120
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Salvaa Sheikh 13 - Sep - 2024 24 Min 16 Sec 85/120
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Sualeh Murtaza 15 - Nov - 2024 05 Min 29 Sec 80/120
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Furqan Asif 26 - Mar - 2026 36 Min 02 Sec 72/120
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usman gujjar 02 - Dec - 2024 07 Min 03 Sec 70/120
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hussain naqvi 19 - Sep - 2024 18 Min 43 Sec 65/120
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Humera Noor 27 - Dec - 2024 19 Min 28 Sec 65/120

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	Resistance of a conductor is increased, the currant will	A. Decrease B. Increase C. Remain the same D. None of these
3	A capacitor is charged with a battery and then it is disconnected. A slab of dielectric is now inserted between the plates, then	A. The charge in the plates reduces and potential difference increase B. Potential difference between the plates increase, stored energy decreases and charge remains the same C. Potential difference between the plates decreases and charge remains unchanged D. None of the above
4	The unit of resistance is	A. volt B. ampere C. ohm D. coat
5	If one volt is needed to cause a current of one ampere to flow in a conductor, its resistance is	A. one ohm B. one joule C. one volt D. one ampere
6	The electric intensity at infinite distance from the point charge will be	A. Infinite B. Positive C. Zero D. Negative
7	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
8	Electric potential of earth is taken to be zero because the earth is good	A. Semiconductor B. Conductor C. Insulator D. Dielectric
9	One joule is equal to	A. 1.6 x 10¹⁹eV B. 6.25 x 10¹⁸eV C. 1.6 x 18¹⁸eV D. 6.25 x 10¹⁹eV
10	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	A. 1/3 V B. 2/3 V C. 3/2 V D. 3V

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ECAT Pre Engineering Physics Chapter 12 MCQ Test With Answer

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

Physics ECAT Pre Engineering Chapter 12 Electrostatics

Electron volt is the unit of.

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

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

The unit of intensity of electric field is

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

Coulomb's force between two point charges depends upon

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

The conventional current in a circuit is defined as " current which passes from a point at higher potential to a point at lower potential as if it represent a movement of

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

A heater coil rated at (1000 W - 200 V) is connected to 110 volt line. What will be the power consumed?

The resistivity of a substance depends upon the

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

A charge Q is divided into two parts q and Q - q and separated by a distance R. The force of repulsion between them will be maximum when

Heating effect caused by an electric circuit is written

The resistance of an incandescent lamp is

Magnetic effect at a point caused due to flow a current depend upon the

The unit of resistivity is

Electric generators which convert mechanical energy into

A 10 F capacitor is charged to a potential difference of 50 V and is connected to another uncharged capacitor in parallel. Now the common potential difference becomes 20 volt.The capacitance of second capacitor is

Cause of heat production in a current carrying conductor is

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

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

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

One moving a charge of 20 coulombs by 2 cm, 2 J of work is done, then the potential difference between the points is

A 50 volt battery is connected across 10 ohm resistor. The current is 4.5 A. The internal resistance of the battery is

The ratio of the gravitational force Fgto the electrostatic force Febetween two electrons at the same distance apart is approximately

The ohm's is defined as

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

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

A capacitor of capacity 1μF is charged to 1 KV. The energy stored in J

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

ECAT Physics Chapter 12 Important MCQ's

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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

A current of 1.6 A is passed through a solution of CuSO_{4. How many Cu}²⁺ions are liberated in one minute?

The ratio of the gravitational force F_gto the electrostatic force F_ebetween two electrons at the same distance apart is approximately