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Physic Mock Test 2022

July 17, 2022 / Leave a comment

Physic Mock Test 2022 For All Gov.Exam.

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Created on July 17, 2022 By

Admin

Quiz

1 / 10

Which one has higher kinetic energy? Both light and heavy bodies have equal momentum.

Heavy body

Light body

Both

None of the option

2 / 10

What is the power utilized when work of 1000 J is done in 2 seconds?

100 W

200 W

20 W

500 W

3 / 10

Find the potential energy stored in a ball of 5 kg placed on the ground of 3m.

121.20 J

147.15 J

227.31 J

182.21 J

4 / 10

The energy possessed by the body by virtue of its motion is known as?

Chemical energy

Thermal energy

Potential energy

Kinetic energy

5 / 10

Collision between marble balls is which type of collision?

Inelastic Collision

Elastic Collision

Destructive collision

None of the options

6 / 10

Which is the type of collision in which both the linear momentum and the kinetic energy of the system remain conserved?

Inelastic Collision

Elastic Collision

Destructive collision

None of the options

7 / 10

The rate of doing work is called ——————

Force

Acceleration

Power

Displacement

8 / 10

Charles's law is based on

solid

Liquid

Gas

Non of the above

9 / 10

The SI unit for measuring work and energy is

Joule

Watt

Farad

Ohm

10 / 10

One newton metre is same as

One watt

1 joule

5 joules

1 joule/sec

Your score is

The average score is 47%

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Free Mock Test For All Gov.Exam

July 9, 2022 / Leave a comment

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Created on July 09, 2022 By

Admin

Quiz

1 / 10

One newton metre is same as

One watt

1 joule

5 joules

1 joule/sec

2 / 10

Temperature coefficient of resistance is expressed in terms of

Ohms/ deg Celsius

Mhos/ ohm deg Celsius

Ohms/ ohm deg Celsius

Mhos/deg Celsius

3 / 10

The S.I. unit of power is

Henry

Coulomb

Watt

Watt-hour

4 / 10

The rating of the fuse wire is always expressed in

Ampere-hours

Ampere-volts

KWH

Ampere

5 / 10

Which of the following ampere-second could be the unit?

Reluctance

Charge

Power

Energy

6 / 10

Electric pressure is also called

Resistance

Power

Voltage

Energy

7 / 10

An instrument which detects electric current is known as

Voltmeter

Rheostat

Wattmetre

Galvanometer

8 / 10

The minimum requirements for causing flow of current are

A voltage source, a resistor and a switch

A voltages source and a conductor

A power source and a bulb

A voltage source, a conductor an ammeter and a switch

9 / 10

The flow of current in solids is due to

Electrons

Electrons and ions

Atoms

Nucleus

10 / 10

In gases the flow of current is due to

Electrons only

Positive ions only

Electrons and positive ions

Electrons, positive ions and negative ions

Your score is

The average score is 65%

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MCQ Quiz of Capacitor

July 5, 2022 / Leave a comment

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Created on July 05, 2022 By

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Quiz

1 / 9

..........capacitors can be used only for DC

Air

Paper

Mica

Electrolytic

2 / 9

Which of the following capacitors is marked for polarity ?

Air

Paper

Mica

Electrolytic

3 / 9

Which of the following capacitors will have the least value of breakdown voltage?

Mica

Paper

Ceramic

Electrolytic

4 / 9

A capacitor in a circuit became hot and ultimately exploded due to wrong connections, which type of capacitor it would be?

Paper Capacitor

Ceramic capacitor

Electrolytic capacitor

Any of the above

5 / 9

A mica a capacitor and a ceramic capacitor both have the same physical dimensions. Which will have more value of capacitance ?

Ceramic capacitor

Mica capacitor

Both will have identical value of capacitance

It depends on applied voltage

6 / 9

.........capacitors are used for audio frequency and radio frequency coupling and tuning

Air

Mica

Plastic film

Ceramic

7 / 9

Which of the following capacitor is preferred for high-frequency circuits ?

Air capacitor

Electrolytic capacitor

Mica capacitor

None of the above

8 / 9

Mica capacitors are characterised by all of the following except

Stable operation

Accurate value

Low leakage reactance

Low losses

9 / 9

Extent of corrosion in the underground metal work depends upon

amount of moisture

type of metals

type of soil chemicals

all above factors

Your score is

The average score is 42%

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Mock Test Of Battery For All Gov. Exam

January 3, 2022 / Leave a comment

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Created on January 03, 2022 By

Admin

Mock Test Series Of Battery For All Gov. Exam

1 / 9

Satellite power requirement is provided through

solar cells

dry cells

nickel-cadmium cells

lead-acid batteries

2 / 9

Internal resistance of a cell is due to

resistance of electrolyte

electrode resistance

surface contact resistance between electrode and electrolyte

all above

3 / 9

During the charging of a lead-acid cell

its voltage increases

it gives out energy

its cathode becomes dark chocolate brown in colour

specific gravity of H₂SO₄ decreases

4 / 9

For a cell to work, which of the following condition(s) become necessary ?

Two electrodes of different meta’s should be inserted in the electrolyte, not touching each other

Electrolyte must chemically react with one of the electrodes

Electrolyte liquid or paste should be conducting

All above three conditions are necessary

5 / 9

Internal resistance of a cell is reduced by

using vent plug to permit gas formed during discharge

increasing the plate area

putting plates very close together

all above methods

6 / 9

Short circuiting of a cell may be caused

buckling of plates

faulty separators

lead particles forming circuit between positive and negative plates

excessive accumulation of sediment

any one of above

7 / 9

The capacity of a lead-acid cell depends on

Rate of discharge

Temperature

Density of electrolyte

All above

8 / 9

Trickle charging of a storage battery helps to

maintain proper electrolyte level

increase its reserve capacity

prevent sulphation

keep it fresh and fully charged

9 / 9

Extent of corrosion in the underground metal work depends upon

amount of moisture

type of metals

type of soil chemicals

all above factors

Your score is

The average score is 53%

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