PPSC Physics Topic 6 MCQ Test With Answer

MCQ's Test For PPSC Physics Topic 6 Electricity and Magnetism

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PPSC Physics Topic 6 Electricity and Magnetism

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Question # 1

A germanium atom is

Monovalent A
Diavalent B
Travalent C
Tetravalent D

Question # 2

A pair of point charges with equal magnitude and opposite sign separated by a distance 'r' produce.

Electric dipole A
Electric charge B
Electric field C
electric arc D

Question # 3

What for is semiconductor diode used.

To convert D.C. to A.C. A
To convert A.C. to D.C. B
To increase voltage C
To decrease voltage D

Question # 4

In order to measure the true emf of an electrolytic cell it is necessary that.

The measurement be made while charging the cell A
No current be drawn from the cell B
The cell be connected into a type circuit C
The cell be connected into a parallel type circuit D

Question # 5

The process of converting A.C and D.C. is known as

Amplification A
_Filtration B
Rectification C
Saturation D

Question # 6

A pure choke consumes

No power A
Maximum power B
Minimum power C
Average power D

Question # 7

A straight wire carrying current will experience a force when place in uniform magnetic field if

The current and field are parallel A
The current and field are at an angle B
the current and field are parallel in opposite directions C
All of the above D

Question # 8

What does the electricity meter record.

Charge A
Current B
Energy C
Power D

Question # 9

The materials whose resistivity becomes zero below a certain temperature.

Semi conductors A
Super conductors B
Insulators C
conductors D

Question # 10

How eddy current losses are reduced in A F and R F transformers.

By using air cores A
By using shell cores B
By using laminated cores C
By using ferrite cores D

Question # 11

A preset or trimmer can be a.

Variable resistor A
Variable capacitor B
Variable inductor C
All of these D

Question # 12

Lines of force are imaginary lines drawn so as to be energy point.

parallel to equipotential surface A
Normal to the electric field B
Indicative of the position of the nearest source charge C
Tangent to the electric field D

Question # 13

The force on a point charge due to electromagnetic fields is called.

Lorenz force A
Gauss's force B
Newton's force C
Ampere's force D

Question # 14

How are the electrons produced in a cathode ray tube.

By applying an electric field to the x plates A
By heating a metal filament B
By ionization of the air C
By radioactive decay D

Question # 15

Current in an electrolyte is carried by.

Electron only A
Anions only B
Citations only C
Mesons only D

Question # 16

The cathode ray oscilloscope is used

For viewing the wave shape of rapidly changing electric current A
As voltmeter B
For measuring time intervals between electricalimpulses C
All of the above D

Question # 17

Mutual inductance has a practical role in the performance of the

Radiochoke A
Transformer B
Generator C
Trnasistor D

Question # 18

What is the direction of the magnetic field lines inside a bar magnet.

From north pole to south pole A
From south pole to north pole B
From side to side C
There are no magnetic field lines D

Question # 19

The cathode ray oscilloscope is used for

Displaying the waveform of given voltage A
Displaying the wave form of given vibrations B
Rectifying a.c to d.c. C
Rectifying D.C. to A.C. D

Question # 20

The resistance of a coil changes directly with

The current of A.C. A
The frequency of A.C B
The inductance C
Both B and C D

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Set 27

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PPSC Physics Topic 6 MCQ Test With Answer

MCQ's Test For PPSC Physics Topic 6 Electricity and Magnetism

PPSC Physics Topic 6 Electricity and Magnetism

A germanium atom is

A pair of point charges with equal magnitude and opposite sign separated by a distance 'r' produce.

What for is semiconductor diode used.

In order to measure the true emf of an electrolytic cell it is necessary that.

The process of converting A.C and D.C. is known as

A pure choke consumes

A straight wire carrying current will experience a force when place in uniform magnetic field if

What does the electricity meter record.

The materials whose resistivity becomes zero below a certain temperature.

How eddy current losses are reduced in A F and R F transformers.

A preset or trimmer can be a.

Lines of force are imaginary lines drawn so as to be energy point.

The force on a point charge due to electromagnetic fields is called.

How are the electrons produced in a cathode ray tube.

Current in an electrolyte is carried by.

The cathode ray oscilloscope is used

Mutual inductance has a practical role in the performance of the

What is the direction of the magnetic field lines inside a bar magnet.

The cathode ray oscilloscope is used for

The resistance of a coil changes directly with

Prepare Complete Set Wise PPSC Physics Topic 6 Electricity and Magnetism 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

Set 13

Set 14

Set 15

Set 16

Set 17

Set 18

Set 19

Set 20

Set 21

Set 22

Set 23

Set 24

Set 25

Set 26

Set 27

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