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Class 10

Explore popular questions from Sources of Energy for Class 10. This collection covers Sources of Energy previous year Class 10 questions hand picked by experienced teachers.

Sources of Energy

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Q 1. Which of the following is renewable source of energy?

A

Coal

B

Natural gas

Sun light

D

Uranium

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Q 2. The source of energy in a hydro power station is:

A

Coal

Water

C

Sunlight

D

Diesel

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Q 3. The radiations that are responsible for the heating effect of solar raditions are:

A

Visible radiations

B

X-rays

C

Ultra-violet radiations

Infra-red-radiations

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Q 4. A renewable source of energy is

exhaustible

B

non-replenishable

C

limited

D

inexhaustible

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Q 5. Which one of the following is not used as a cooking fuel:

Compressed natural gas

B

Biogas

C

Liquified petroleum gas

D

Coal

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Q 6. Biogas is made mainly of ______ gas.

{tex}\mathrm{CH_4}{/tex}

B

{tex}\mathrm{CO_2}{/tex}

C

{tex}\mathrm{H_2SO_4}{/tex}

D

{tex}\mathrm{N_2}{/tex}

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Q 7. Which of the following is a by product of a biogas plant.

Fertiliser

B

Nutritious food

C

Cleaning detergent

D

Poisonous gas

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Q 8. Which of the following is not an example of a biomass energy source:

A

Wood

B

Gobar gas

Nuclear energy

D

Coal

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Q 9. Most of the sources of energy use us by respresent stored solar energy. Which of the following is not ultimately derived from the Sun's energy:

A

geothermal energy

B

wind energy

nuclear energy

D

biomass

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Q 10. Which of the following materials is used to make a photovoltaic solar cell:

Silicon

B

Carbon

C

Lead

D

Aluminium

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Q 11. The word 'energy crisis' stands for

A

Energy destruction

B

Energy creation

Conversion of energy from usable form to less usable form

D

None of these

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Q 12. Device that converts the potential energy of flowing water into electricity is

A

Solar cooker

B

Thermal power plant

Hydro power plant

D

Bio-gas plant

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Q 13. {tex}\mathrm{Assertion}{/tex}: In nuclear fission, a tremendous amount of energy is released if the mass of the original nucleus is just a little more than the sum of the masses of the individual products.
{tex}\mathrm{Reason}{/tex}: The difference in mass, {tex}\mathrm{\triangle m}{/tex}, between the original nucleus an the product nuclei gets converted to energy E according to equation
{tex}\mathrm E{/tex} = {tex}\triangle{/tex}{tex}\mathrm{mC^2}{/tex}
where C is speed of light in vacuum.

Both Assertion and Reason are true and Reason is the correct explanation of 'Assertion'

B

Both Assertion and Reason are true and Reason is not the correct explanation of 'Assertion'

C

Assertion is true but Reason is false

D

Assertion is false but Reason is true

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Q 14.

Column-IColumn-II (Device) (Limitation)
(A) Hydro power plants(P) Efficient commercial exploitation is difficult
(B) Wind mill(Q) Special grade silicon is limited
(C) Solar cell(R) Wind speed should higher than 15 km/h
(D) Ocean-thermal-energy conversion plants(S) Large eco-systems are destroyed

A

A - R

B - R

C

C - S

D

D - Q

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Q 15. The major source of energy in India is

A

Nuclear

B

Petroleum

C

Hydro

Coal

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Q 16. Bio-gas is produced in a bio-gas plant, by decomposition of complex compounds of the cow-dung slurry. This process is done by : Micro-organism in the

A

Presence of Oxygen

Absence of Oxygen

C

Presence of {tex}\mathrm{N_2}{/tex}

D

None of the these

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Q 17. Limitations in harnessing the kinetic energy of flowing water in hydro power plants is/are

A

The speed of flowing water should higher than 15 km/hr

The dam's can be constructed only in a limited number of places

C

Large ecosystems are destroyed when submerged under the water in dams

D

Both B and C

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Q 18.

Column IColumn II
(A) Hydro power plants(P) Produces electricity
(B) Solar Cell(Q) Converts solar energy into electric energy
(C) Thermal power plant(R) Converts potential energy of falling water into electricity
(D) Wind mill(S) Converts kinetic energy of air into electricity

A

A - Q

B

B - S

C - P

D

D - Q

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Q 19. The word 'energy crisis' stands for

A

Energy destruction

B

Energy creation

Conversion of energy from usable form to less usable form

D

None of these

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Q 20. Device that converts the potential energy of flowing water into electricity is

A

Solar cooker

B

Thermal power plant

Hydropower plant

D

Bio-gas plant

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Q 21. Which is the ultimate source of all forms of energy?

The sun

B

The moon

C

The wind

D

The air

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Q 22. Which of the following is the non - renewable source of energy?

A

Wind

B

sun

petroleum

D

biogas

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Q 23. Which of the following is the renewable source of energy?

A

natural gas

B

petroleum

C

coal

wind

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Q 24. Deforestation is the cause of

A

Sunrise

B

energy

flood

D

wind

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Q 25. Solar constant is equal to

1.4 KW /{tex}m^2{/tex}

B

5.2 KW /{tex}m^2{/tex}

C

3.1 KW /{tex}m^2{/tex}

D

None of these