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

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ECAT Physics Chapter 12 Electrostatics

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Question # 1

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

Increase A
Decrease B
May increase or decrease C
Remain the same D

Question # 2

Consider a spherical shell of metal at he centre of which a positive point charge is kept

The electric filed is zero outside the shell A
The electric field is zero everywhere B
The electric field is zero in the region inside the shell C
The electric field is non-zero in both regions outside and inside the shell D

Question # 3

One coulomb per second is equal to

One volt A
One ampere B
One hom C
One henry D

Question # 4

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

0.52 A A
1 mA B
0.7 mA C
1.4 A D

Question # 5

Electric flux is defined by the relation

E.A. A
E x A B
E/A C
none of these D

Question # 6

The SI unit of capacitance is

Farad A
Henry B
Ohm C
Volt D

Question # 7

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

9.8 A
24 x 10¹⁹ B
24 x 10⁴² C
24 x 10^-44 D

Question # 8

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

positive temperature A
negative temperature B
absolute temperature C
zero temperature D

Question # 9

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

Zero A
10Ω B
1Ω C
0.10Ω D

Question # 10

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

25 A
225 B
625 C
1250 D

Question # 11

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

1.25 x 10^-3J A
3.75 x 10^-3J B
2.5 x 10^-3J C
5 x 10^-3J D

Question # 12

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

negative charges A
positive charges B
protons C
electrons D

Question # 13

A 100 W, 200 V bulb is connected to a 160 volts supply. The actual power consumption would be

64 W A
80 W B
100 W C
125 W D

Question # 14

The ohm's is defined as

1 ampere / 1 volts A
1 coulomb / 1 volt B
1 volt / 1 ampere C
1 volt / 1 coulomb D

Question # 15

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

Electric potential A
Electric flux B
Electric field C
Magnetic field D

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ECAT Pre Computer Science Chapter 12 MCQ Test With Answer

MCQ's Test For ECAT Physics Chapter 12 Electrostatics

ECAT Physics Chapter 12 Electrostatics

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

Consider a spherical shell of metal at he centre of which a positive point charge is kept

One coulomb per second is equal to

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

Electric flux is defined by the relation

The SI unit of capacitance is

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

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

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

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

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 100 W, 200 V bulb is connected to a 160 volts supply. The actual power consumption would be

The ohm's is defined as

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

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

Set 1

Set 2

Set 3

Set 4

Set 5

Set 6

Set 7

Set 8

Set 9

Set 10

Set 11

Set 12

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

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