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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Hanook Masih 25 - Sep - 2024 12 Min 15 Sec 75/120
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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	A car battery has e.m.f 12 volt and internal resistance 5 x 10^-2ohm. If it draws 60 ampere current, the terminal voltage of the battery will be	A. 5 volt B. 3 volt C. 15 volt D. 9 volt
2	A current of 1.6 A is passed through a solution of CuSO_{4. How many Cu}²⁺ions are liberated in one minute?	A. 3 x 10²⁰ B. 3 x 10¹⁰ C. 6 x 10²⁰ D. 6 x 10¹⁰
3	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. 25 B. 225 C. 625 D. 1250
4	The energy stored in a charge capacitor	A. 1/2CV² B. 1/2C²V C. 1/2C/V² D. None of these
5	Which of the following does not obey ohm's law?	A. Copper B. Al C. Diode D. None
6	Ohm established a relation between	A. voltage and resistance B. voltage and charge C. voltage and current D. voltage resistance and charge
7	Which one of the following is the unit of electric field intensity	A. JC^-1 B. Vm^-1 C. Cm^-1 D. CJ^-1
8	The capacitance of a parallel plate capacitor depends upon	A. Area of the plates B. Separation between the plates C. Medium between the plates D. All of the above
9	The minimum resistance that can be obtained by connecting 5 resistance of 1/4Ωeach is	A. 4/5Ω B. 5/4Ω C. 20Ω D. 0.05 Ω
10	The electric field intensity at a point due to a point charge	A. Falls off inversely as the distance B. Falls off inversely as the square of distance C. Remains unchanged with distance D. Increase directly as square of distance

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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

The statement "the electric force of repulsion or attraction between two point charges is directly proportional to the product of the charges and inversely proportional to square of the distance between them" refer to

The SI unit of current is

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

The substances whose resistance decreases with the increase in temperature these substances have coefficient of

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)

A charge of 0.1 c accelerated through a potential difference of 1000V acquires kinetic energy

In a voltmeter the conduction takes place due to

The relation V = IR represents

Calculate the amount of charge flowing in 2 minutes in a wire of resistance 10Ωwhen a potential difference of 20 V is applied between its ends

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

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

A medium of dielectric constant 'K' is introduced between the plates of parallel plate condenser. As a result its capcitance

What is the current is a 2 x 106ohm resistor having a potential difference of 2 x 103volts?

The graphical representation of ohm's law is

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

If one volt is needed to cause a current of one ampere to flow in a conductor, its resistance is

An electron of charge e coulomb passes through a potential difference of V volts its energy in joules will be

If a 40 watt light bulb burns for 2 hours. how much heat is generated

The thermistors are usually made of

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

The electric lines of force are

The potential difference across each resistance in series combination is

Three resistance 500,500 and 50 ohms are connected in series across 555 volts mains. The current flowing through them will be

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

The earth's potential is taken as

Which one of the following is the unit of electric field intensity

If an electron of charge 'e' is accelerated through a potential difference V., it will acquire energy

The electric potential at the surface of an atomic nucleus (Z = 50) of radius 9.0 x 10-15 is

The nature of capacity of electrostatic capacitor depends on

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

ECAT Physics Chapter 12 Important MCQ's

Test Questions

What is the current is a 2 x 10⁶ohm resistor having a potential difference of 2 x 10³volts?

The electric potential at the surface of an atomic nucleus (Z = 50) of radius 9.0 x 10^-15is