Physics 10 Unit 13 MCQs Tests

In this post, we have prepared 4 MCQs tests of Federal Board Physics 10 Unit 13 MCQs Tests. For more Class 10 Physics MCQs Tests visit this page.

Physics 10 Unit 13 MCQs Tests

Practice MCQs Test No 1

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158

Class 10 Physics

Chapter 13

Practice MCQs Test No 1

1 / 20

When a glass rod is rubbed with a silk cloth, then

Both glass rod and silk acquire positive charge

Glass rod acquires positive charge while silk acquires negative charge

Glass rod acquires negative charge while silk acquires positive charge

Both glass rod and silk acquire negative charge

2 / 20

Study of charges at rest is called ______.

Electrostatics

Electric Current

Electrochemistry

Magnetism

3 / 20

SI unit of electric charge is

Coulomb

Volt

Ampere

Watt

4 / 20

A positive charge

Repels a neutral charge

Repels other positive charge

Attracts the natural charge

Attracts other positive charge

5 / 20

In the presence of a charged body an insulated inductor develops positive charge at one end and negative charges at other end, this process is called the

All of these

Conduction

Electrostatic induction

Friction

6 / 20

Like charges always _____ each other.

Attract

None of these

Repel

Attract and repel

7 / 20

Electric charges can be produced by rubbing a neutral body with

Another neutral body

Both Charged body and neutral body

None of these

Charged body

8 / 20

A body can be charged by

Conduction

Rubbing with another body

Electrostatic induction

All of these

9 / 20

When an insulating rod is charged negatively, this is due to:

Deficiency of protons

Deficiency of electrons

Excess of electrons

Excess of protons

10 / 20

An object gain excess negative charge after being rubbed against another ______ object.

Object

Positively charge

Neutral

Negatively charged

11 / 20

The number of electrons in one coulomb charge is equal to

1.6x10⁻¹⁹

Zero

6.2x10²¹

6.25x10¹⁹

12 / 20

If a glass rod is rubbed with a silk cloth, it receives charge by the process of:

Heating

electric force

Rubbing

Separation of charge

13 / 20

Metals are good conductors of electricity, because they have

Small number of free electrons

Large number of bounded electrons

Small number of bounded electrons

Large number of free electrons

14 / 20

If we run a plastic comb through hair and then bring it near shell pieces of paper. The comb

Both attract and repel

None of these

Attract them

Repel them

15 / 20

Only _____ type of charges exist.

Three

One

Four

Two

16 / 20

Free electrons are

Loosely bound

Tightly bound

strongly fixed

Fixed

17 / 20

An insulating rod is charged positively by rubbing. This is due to:

Excess of protons

Deficiency of protons

Excess of electrons

Deficiency of electrons

18 / 20

Electroscope is an instrument used for

Detecting presence of charge

To detect the type of charges

All of these

To identify conductor and insulator

19 / 20

Which one of the following statements is correct?

Opposite charges attract and repel each other

Opposite charges neither attracts nor repels each other.

Opposite charges attract each other

Opposite charges repel each other

20 / 20

Which one of the following statements is correct?

Similar charges attract each other

Similar charges attract and repel each other

Similar charges repel each other

Similar charges neither attract nor repel each other

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Practice MCQs Test No 2

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89

Class 10 Physics

Chapter 13

Practice MCQs Test No 2

1 / 20

Force experienced by a unit positive charge placed at a point in the electric field is known as

Electric potential

Electric field intensity

Magnetic field intensity

Capacity

2 / 20

The electric force of repulsion between two electrons at a distance of 1 m is

1.5x10⁻⁹ N

2.30x10⁻²⁷ N

2.30x10⁻²⁷ N

1.8 N

3 / 20

The force per unit charge is known

Electric flux

Electric volt

Electric intensity

Electric potential

4 / 20

SI unit of electric intensity is

Nm⁻²

Nm⁻¹

NC⁻¹

Nm

5 / 20

Who established fundamental law of electric force between two stationary charged particles?

Faraday

Coulomb

Quantum

Planks

6 / 20

The spacing between the field lines shows the

None of these

Both Strength and Direction of electric field

Strength of electric field

Direction of electric field

7 / 20

If the distance between two charges is doubled, the electric force between them will become

Half

Four times

One fourth

Twice

8 / 20

The value of K

9x10⁹ Nm²C⁻²

none of these

8.85x10⁹ Nm²C⁻²

6.67x10⁹ Nm²C⁻²

9 / 20

The magnitude of the charge on the electron is:

1.2x10⁻¹⁹ C

2.6x10⁻¹⁹ C

1.81x10⁻¹⁹ C

1.6x10⁻¹⁹ C

10 / 20

Electroscope can be charge by the process

Electromagnetic tension

Electrostatic induction

Internal reflection

Magnetism

11 / 20

The space around the charge within which other charges are influenced by it is called

electric intensity

Electric potential

Electric flux

Electric field

12 / 20

K is constant of proportionality given by

K=1/4πЄₒ

K=Є/4π

None of these

K=4π/Єₒ

13 / 20

A region around the charge in which it exerts electrostatic force on another charge is called

Magnetic field

Electric field

Gravitational field

All of these

14 / 20

The value of Coulomb's constant K depends upon

The system of units used

The system of units and the medium between the charges

Medium between the charges

Quantity of the charges

15 / 20

If the distance between the two charged bodies is halved, the force between them becomes

One half

Doubled

Half

Four times

16 / 20

Force of attraction or repulsion acts between

All of these

Two charged bodies

Neutral bodies

Non charged bodies

17 / 20

SI unit of K

N²m²C⁻¹

Nm²C

Nm²C⁻²

18 / 20

Electric charge of 100µC is 13 m apart from another charge 16.9µC. The force between them in Newton is

90

9x10⁵

0.09

9x10⁷

19 / 20

According to Coulomb's law

F=kq₁q₂/r

F=kq₁q₂/r²

F=kr₁r₂/(q)²

F=Kq₁r²/q₂

20 / 20

SI unit of electric field intensity is

Volt

Ampere

Coulomb

Newton/coulomb

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Practice MCQs Test No 3

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63

Class 10 Physics

Chapter 13

Practice MCQs Test No 3

1 / 20

SI unit of capacitance.

Coulomb

Voltage

Farad(F)

Newton

2 / 20

The electric intensity at infinite distance from the point charge is

Positive

Zero

1Volt-m⁻¹

Infinite

3 / 20

The capacitance C of a capacitor is given by the relation

C=Q/V

C=V/Q

C=QV/2

C=QV

4 / 20

The work done in moving a unit positive charge form one point to another against the eclectic field is a measure of

Intensity of electric field

Resistance between two points

Potential difference between two points

Capacitance

5 / 20

A capacitor is a perfect insulator for

Direct current

Electric charge

Alternating current

Both for the direct and alternating current

6 / 20

Work done in bringing a unit positive charge from infinity to that point in an electric field is called

Resistance

Potential difference

Capacitance

Electric potential

7 / 20

Which statement is true about electrical potential?

It is a scalar quantity

all of these

At any point v=w/q

Its SI unit is volt

8 / 20

Electric field intensity is a vector quantity and its direction is

At a certain angle

Along the direction of force

Perpendicular to the direction of field

Opposite to the direction of force

9 / 20

Electron volt is the unit of

Electric current

Capacitance

Potential difference

Electric energy

10 / 20

When capacitors are connected in parallel, their equivalent capacitance is equal to

The product of their individual reciprocal capacitances

The product of their individual capacitances

The sum of the reciprocals of the individual capacitances

The sum of their individual capacitances

11 / 20

The potential difference between two points is one volt. The amount of work done in moving a charge of one coulomb from one point to another is

One erg

one coulomb

One Joule

One electron volt

12 / 20

One electron volt is equal to

6.25x10⁻¹⁸ J

1.6x10¹⁹ J

1.6x10⁻¹⁹ J

6.25x10¹⁸ J

13 / 20

_______ at a point in an electric field is equal to amount of work done in bringing unit positive charge from infinity to that point

Electric intensity

Electric potential

Volt

Potential difference

14 / 20

Parallel plate capacitor consist of two metal plates separated by

Insulator

Conductor

all of these

Metal

15 / 20

Electric field is strong when liens are

Closer

Separated

Smaller

Larger

16 / 20

Electric potential is a

Neither scalar nor vector

Sometimes scalar and sometimes vector

Scalar quantity

Vector quantity

17 / 20

Which one of the following is correct?

All of the above

1 ρF = 10⁻¹³ F

1 ρF = I0⁻⁶ µF

1 µF = 10⁻⁶ F

18 / 20

Which is incorrect for parallel capacitor?

Q=Q₁+Q₂+Q₃

Q₁=Q₂=Q₃=Q

v₁=v₂=v₃=v

Cₑ=C₁+C₂+C₃

19 / 20

In order to store the charge a device is used which is called

Momentum

Potential

Voltage

Capacitor

20 / 20

The electron energy is one electron — volt when it is accelerated through a potential difference of

One volt

One erg

One joule

One Coulomb

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Practice MCQs Test No 4

/19

67

Class 10 Physics

Chapter 13

Practice MCQs Test No 4

1 / 19

Application of electrostatic is

Extracting Dust

Photo copying

Car painting

All of these

2 / 19

Capacitors are used in

Receiver

Tuning Transmitters

Transistor radio

All of these

3 / 19

In fixed type of capacitors, the value of capacitance

Decreases

All of these

Increases

Cannot be changed

4 / 19

In Mica capacitors the dielectric is

Aluminum foils

Mica

Polythene paper

Copper

5 / 19

Capacitors are used in resonant circuit that tune radios to particular frequency for

None of these

Car washing

Electrostatic air cleaner

Spray Painting

6 / 19

Capacitor have different types depending upon

Nature of dielectric

Both construction and Nature of dielectric

None of these

Their construction

7 / 19

If 4µF and 2µF capacitors are connected in series, the equivalent capacitance is given by

2 µF

1.3 µF

8 µF

6 µF

8 / 19

In variable capacitors

Both the sets of plates are fixed

One set of plates is fixed and the other is moveable

Both the sets of plates are neither fixed nor moveable

Both the sets of plates are moveable

9 / 19

The equivalent capacitance is greater than individual capacitance in

Series combination

All of these

Series and parallel combination

Parallel combination

10 / 19

Variable capacitors are used in

Radio and television

Television only

Radio only

None of these

11 / 19

Tick the correct statement

Capacitance is the same in both combinations

Capacitance decreases in parallel combination

All of these

Capacitance decreases in series combination

12 / 19

Three capacitors C₁, C₂ and C₃ are connected in parallel. Their equivalent capacitance will be

1 µF

8 µF

0.8 µF

16 µF

13 / 19

Farad is defined as

Coulomb/Volt

Joule/coulomb

Coulomb/Joule

Ampere/Volt

14 / 19

Two 50µF capacitors are connected in parallel. The equivalent capacitance of the combination is

1 µF

25 µF

100 µF

50 µF

15 / 19

In variable capacitors, the value of capacitance can be

Fixed

Increased

Decreased

Both increased and decreased

16 / 19

When capacitors are connected in series, their equivalent capacitance is equal to

The product of their individual reciprocal capacitances

The sum of their individual capacitance

The sum of the reciprocals of the individual capacitances

The product of their individual Capacitances

17 / 19

A radio tuning capacitor is a

Variable cylindrical capacitor

Spherical capacitor

Tubular capacitor

Variable parallel plate capacitor

18 / 19

It is a fixed capacitor

Capacitors in radio sets

Paper capacitor

Both Paper and Mica Capacitors

Mica capacitor

19 / 19

Which of the following is commercial type capacitor?

Electrolytic capacitor

Miniature capacitors

Tubular capacitor

All of these

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