CBSE Class 10 Physics Sources of Energy MCQs

Refer to CBSE Class 10 Physics Sources of Energy MCQs provided below available for download in Pdf. The MCQ Questions for Class 10 Science with answers are aligned as per the latest syllabus and exam pattern suggested by CBSE, NCERT and KVS. Multiple Choice Questions for Chapter 14 Sources of Energy are an important part of exams for Class 10 Science and if practiced properly can help you to improve your understanding and get higher marks. Refer to more Chapter-wise MCQs for CBSE Class 10 Science and also download more latest study material for all subjects

MCQ for Class 10 Science Chapter 14 Sources of Energy

Class 10 Science students should refer to the following multiple-choice questions with answers for Chapter 14 Sources of Energy in Class 10.

Chapter 14 Sources of Energy MCQ Questions Class 10 Science with Answers

Question : Factors which decide whether the given fuel is a good fuel are
(a) Heat it releases on burning
(c) Smoke produced by it on heating
(b) Availability of the fuel
(d) All of the above
 
Question : In case of Thermal power plant
(a) Electrical energy is converted into mechanical energy
(c) Heat energy is converted into electrical energy
(b) Heat energy is converted into sound energy
(d) Mechanical energy is converted into electrical energy
 
Question : Tehri Dam is constructed on the river
(a) Narmada
(c) Ganga
(b) Yamuna
(d) Mahanadi
 
Question : The largest wind energy farm is established in
(a) Chennai
(c) Madurai
(b) Kanyakumari
(d) Kalpakkam
 
Question : The value of solar constant is
(a) 1.8kW/m2 
(c) 1.4kW/m2
(b) 1.6kW/m2 
(d) 1.2kW/m2
 
Question : The device which converts solar energy into electricity is
(a) Solar cell     
(c) Generator
(b) Electric motor
(d) Solar cooker
 
Question : More amount of heat energy can be produced in a solar cooker by using
(a) A plane mirror   
(c) A concave mirror
(b) A convex mirror
(d) A glass plate
 
Question : In a nuclear fission reaction the mass of the original nucleus is
(a) Just little more than the sum of the masses of the individual products
(b) Just equal to the sum of the masses of the individual products
(c) Just little lesser than the sum of the masses of the individual products
(d) not comparable with individual masses of the products
 
Question : The working of atom bomb is based on the principle of
(a) Release of energy in Nuclear fusion
(b) Conversion of mechanical energy into electrical energy
(c) Release of energy in Nuclear fission
(d) Conversion of wave l energy into electrical energy
 
Question : The energy from the hot water springs of the underground used to produce electrical energy that is Geo-thermal energy is operational in
(a) India           
(c) Africa
(b) New Zealand
(d) Syria
 
Question : What is the ultimate source of energy?
(a) Water
(c) uranium
(b) sun
(d) fossil fuel
 
Question : Tidal energy is harnessed by constructing
(a) Bridge
(c) pipe
(b) dam   
(d) road
 
Question : The energy possessed by huge waves needed to generate electricity is :
(a) Solar energy   
(c) potential energy
(b) Kinetic energy 
(d) heat energy
 
Question : The most common material used for making solar cell is
(a) Silicon 
(b) magnalium
(c) bronze
(d) aluminium 
 
Question : Heat liberated per gram of a fuel is called :
(a) Calorific value 
(b) Mass value
(c) Heating value 
(d) both (a) and (C)
 
Question : SI unit of calorific value is :
(a) J 
(b) J/kg 
(c) kg 
(d) none of these
 
Question : Which of the following has least calorific value :
(a) alcohol 
(b) biogas 
(c) wood 
(d) coal
 
Question : Which of the following fuel is different from others ?
(a) Water gas 
(b) Coal gas
(c) Producer gas 
(d) Coke
 
Question :Most of the fuels are :
(a) Carbon compounds with sulphur 
(b) Nitrogen compounds with carbon
(c) Carbon compounds with hydrogen 
(d) None of these
 
Question : Gobar gas is a
(a) solid fuel 
(b) liquid fuel 
(c) gas fuel 
(d) none of these
 
Question : Which of the following is not a solid fuel :
(a) coke 
(b) coal 
(c) charcoal 
(d) kerosene
 
Question : The wind energy map gives information about the :
(a) Cause of wind 
(b) Intensity of earth quake
(c) Amount of rainfall 
(d) None of these
 
Question : Energy possessed by flowing water is :
(a) Kinetic energy 
(b) Potential energy
(c) Heat energy 
(d) None of these
 
Question : The device used for generating electricity from wind energy is called :
(a) Wind turbine 
(b) Wind motor
(c) Wind generator 
(d) Wind mill
 
Question : The chief constituent of biogas is :
(a) carbon dioxide 
(b) ethane 
(c) methane 
(d) hydrogen
 
Question : Biogas is produced from biomass by :
(a) anaerobic fermentation 
(b) fractional distillation
(c) destructive distillation 
(d) dry distillation
 
Question : Ultimate source of heat on the surface of earth is :
(a) solar energy 
(b) oceanic energy
(c) wind energy 
(d) inner temperature of earth crust
 
Question : Limitations of solar energy are :
(a) it is not available during night 
(b) it is not available uniformly throughout the year
(c) it is not available all the time 
(d) all of them
 
Question : Indirectly solar energy is harnessed as :
(a) wind energy 
(b) geothermal energy
(c) hydro energy 
(d) Both A and C are correct
 
Question : The device which harness solar energy directly is :
(a) coal gas plant 
(b) natural gas plant
(c) biogas plant 
(d) solar cell
 
Question : The most common material for making solar cells is :
(a) silicon 
(b) germanium 
(c) selenium 
(d) none of these
 
Question : Which energy is used in solar cells :
(a) electrical 
(b) chemical 
(c) solar 
(d) none
 
Question : Which of the following is not a form of oceanic energy :
(a) Ocean wave energy 
(b) Tidal energy
(c) Ocean thermal energy 
(d) Solar energy
 
Question : The energy available due to the difference in the temperature of water at the surface of the ocean and at deeper levels is called :
(a) tidal energy 
(b) wind energy 
(c) solar energy 
(d) none of these
 
Question : In a neutral atom ne and np represent number of electrons & protons, then :
(a) ne < np 
(b) ne = np 
(c) ne > np 
(d) None of these
 
Question : The mass of an α particle is :
(a) Less than sum of the masses of 2 protons & 2 neutrons
(b) Equal to mass of four protons
(c) Equal to mass of four neutrons
(d) Equal to sum of masses of two protons and two neutrons
 
Question : Number of nucleons in the nucleus, is called :
(a) Mass number 
(b) Atomic number
(c) Neutron number 
(d) Electron number
 
Question : Central core of the atom, is called :
(a) Ion 
(b) Orbit 
(c) Molecule 
(d) Nucleus
 
Question : In nuclear reactions :
(a) Energy is conserved 
(b) Charge is conserved
(c) Momentum is conserved 
(d) All are correct
 
Question : Neutron was discovered by :
(a) Rutherford 
(b) Anderson
(c) Chadwick 
(d) Millikan
 
Question : A nucleus has 16 neutrons & its mass number is 31. The atomic number of this is :
(a) 47 
(b) 31 
(c) 15 
(d) 16
 
Question :The approximate temperature of the surface of the sun is
(a) 6000°C 
(b) 10,000°C
(c) 3000°C 
(d) 30,000°C
 
Question : One MeV of energy is equivalent to
(a) 1.6 × 1013J 
(b) 1.6 × 1019J
(c) 1.6 × 10–13J 
(d) 1.6 × 10–19J
 
Question : Which of the following is a better nuclear fuel ?
(a) Thorium 236 
(b) Uranium 235
(c) Neptunium 239 
(d) Plutonium 239
 
Question : Choose the source of energy which is different from others :
(a) Tidal 
(b) Sea-wave 
(c) OTE 
(d) Wind energy
 
Question : The oceans cover almost ________ percent of the surface of earth with water and act as a vast collector of ______ energy :
(a) 71, chemical 
(b) 97, solar 
(c) 71, hydro 
(d) 17, hydro
 
Question : Fission is splitting of the nucleus into two nuclei. The fission products have :
(a) the same atomic number 
(b) the same atomic mass
(c) lower atomic number 
(d) higher atomic mass
 
Question : The mass number of four different elements a, b, c and d are 2, 35, 125 & 235 respectively. Which of them would provide the most suitable nuclear fission reaction :
(a) c & d 
(b) a & d 
(c) a & b 
(d) Only d
 
Question : Neutrons are more effective for producing nuclear reaction with nuclei compared to proton because :
(a) neutrons have greater P.E.
(b) neutrons emit βparticle
(c) neutrons do not experience electrostatic repulsion of nuclear charge or electron cloud
(d) neutrons are bit lighter than protons
 
Question : The process by which non fissionable U-238 is converted into fissionable Pu-239 is called :
(a) fission 
(b) fusion 
(c) enrichment 
(d) chain reaction
 
Question : The most abundant isotope of natural uranium is :
(a) 92U238 
(b) 92U235 
(c) 92U234 
(d) none of these
 
Question : Thermal neutrons are :
(a) extremely slow neutrons 
(b) slow neutrons
(c) fast neutrons 
(d) extremely fast neutrons
 
Question : In the nuclear reaction
92U235 + 0n1    56Ba141 + 36Kr92 + 3X + 200 MeV
X represents :
(a) proton 
(b) neutron 
(c) electron 
(d) alpha particle
 
Question : Nuclear energy is :
(a) Renewable 
(b) Non-renewable
(c) Both renewable & non-renewable 
(d) None of these
 
 

Question. Acid rain happens because
(a) Sun heats up the upper layer of the atmosphere
(b) burning of fossil fuels releases oxides of carbon, nitrogen and sulphur in the atmosphere
(c) electrical charges are produced due to friction amongst clouds
(d) earth atmosphere contains acids
Answer :  B

Question. Select the important factor for the site selection of a thermal power plant.
(a) Distance from the populated area
(b) Availability of fuel
(c) Availability of water
(d) Cost of plant
Answer :  C

Question. Acid rain happens because:
(a) sun leads to heating of upper layer of atmosphere.
(b) burning of fossil fuels release oxides of carbon, nitrogen and sulphur in the atmosphere.
(c) electrical charges are produced due to friction amongst clouds.
(d) earth atmosphere contains acids.
Answer :  B

Question. Which energy source is the largest source used in India?
(a) CNG
(b) LPG
(c) Coal
(d) Bio Gas
Answer :  B

Question. The main constituent of CNG is
(a) butane
(b) methane
(c) ethane
(d) propane
Answer :  B

Question. The major constituent of biogas is methane.
(a) Both A and R are true and R is the correct explanation of (a)
(b) Both A and R are true but R is not the correct explanation of (a)
(c) A is true but R is false.
(d) A is false but R is true.
(e) Both A and R are false.
Answer :  C

Question. Which of the following problem is associated with a burning of coal?
(а) Carbon-dioxide emission
(b) acid rain
(c) ash with toxic metal supurity
(d) All of the above
Answer :  D

Question. A solar water heater cannot be used to get hot water on
(a) a sunny day
(b) a cloudy day
(c) a hot day
(d) a windy day
Answer : B

Question. Which of the following is the ultimate source of energy for us?
(a) LPG
(b) Nuclear
(c) Solar
(d) CNG
Answer :  C

Question. Which is the ultimate source of energy?
(a) Water
(b) Sun
(c) Uranium
(d) Fossil fuels
Answer :  B

Question. Which method is used to produce electricity in hydroelectric power plant.
(a) By boiling the water to produce steam
(b) By ionizing water
(c) By running dynamo by kinetic energy
(d) Any of the above
Answer :  C

Question. Tidal energy is harnessed by constructing a dam across
(a) narrow opening to the sea
(b) wide opening to the sea
(c) the river in hilly trains
(d) the river in plane areas
Answer :  A

Question. Which of the following problem is associated with a burning of coal?
(а) Carbon-dioxide emission
(b) acid rain
(c) ash with toxic metal supurity
(d) All of the above
Answer :  D

Question. Solar cells are made of
(a) germanium
(b) silicon
(c) silver
(d) aluminium
Answer :  B

Question. the major problem in harnessing nuclear energy is how to:
(a) split nuclei.
(b) sustain the reaction.
(c)dispose off spent fuel safely.
(d) convert nuclear energy into electrical energy.
Answer :  C

Question. A good fuel should possess
(a) high ignition temperature
(b) moderate ignition temperature
(c) high calorific value
(d) both high calorific value and moderate ignition temperature
Answer :  D

Question. Which part of the solar cooker is responsible for greenhouse effect?
(a) Coating with black colour inside the box
(b) Mirror
(c) Glass sheet
(d) Outer cover of the solar cooker
Answer :  C

Question. The major constituent of biogas is methane.
(a) Both A and R are true and R is the correct explanation of (a)
(b) Both A and R are true but R is not the correct explanation of (a)
(c) A is true but R is false.
(d) A is false but R is true.
(e) Both A and R are false.
Answer :  C

Question. Which one of the following is a non-renewable energy source?
(a) Fossil fuels
(b) Solar energy
(c) Tidal energy
(d) Water energy
Answer :  A

Question. Which of following is more environment friendly?
(a) Burning of coal
(b) burning of fire wood
(c) burning of charcoal
(d) Burning of diesel.
Answer :  C

Question. In a hydroelectric power plant more electrical power can be generated if water falls from a greater height because
(a) its temperature increases
(b) larger amount of potential energy is converted into kinetic energy
(c) the electricity content of water increases with height
(d) more water molecules dissociate into ions
Answer :  B

Question. Fuel used in thermal power plants is
(a) water
(b) uranium
(c) biomass
(d) fossil fuels
Answer :  D

Question. A solar water heater cannot be used to get hot water on
(a) a sunny day
(b) a cloudy day
(c) a hot day
(d) a windy day
Answer :  B

Question. Select the important factor for the site selection of a thermal power plant.
(a) Distance from the populated area
(b) Availability of fuel
(c) Availability of water
(d) Cost of plant
Answer :  C

Question. Most of the sources of energy we use represent stored solar energy. Which of the following is not ultimately derived from the Sun’s energy?
(a) geothermal energy
(b) wind energy
(c) nuclear energy
(d) bio-mass
Answer :  C

Question. choose the correct statement:
(a)Sun can be taken as an inexhaustible source of energy.
(b) There is infinite storage of fossil fuel inside the earth.
(c) Hydro and wind energy plants are non polluting sources of energy.
(d) Waste from a nuclear power plant can be easily disposed off.
Answer :  A

Question. Radiations which are harmful to the living organisms are
(a) Infrared radiation.
(b) ultraviolet radiations
(c) Visible radiation.
(d) micro waves
Answer :  B

Question. One major problem in harnessing nuclear energy is
(a) converting nuclear energy into electrical energy.
(b) sustaining the reaction.
(e) splitting the nuclei.
(d) disposing off spent fuel easily.
Answer :  D

Question. Energy can neither be created nor destroyed but still everybody discuss about the energy crisis because
(a) Energy transform into different form continuously.
(b) Usable form of energy is dissipated to the surroundings in less usable forms.
(c) Energy is consumed and cannot be used again.
(d) All of the above
Answer :  D

Question. India exploded her first underground nuclear device at
(a) Ranchi
(b) Kota
(c) Jaipur
(d) Pokhran
Answer :  D

Question. A solar panel is made by combining in an arrangement
(a) solar concentrator
(b) solar cookers
(c) solar cells
(d) solar chimney
Answer :  C

Question. Hydro power plants generate electricity from:
(a) a liquid
(b) by hot liquid
(c) by steam
(d) by potential energy of water
Answer :  D

Question. Tidal energy is harnessed by constructing a dam across
(a) narrow opening to the sea
(b) wide opening to the sea
(c) the river in hilly trains
(d) the river in plane areas
Answer :  A

Question. A solar panel is made by combining in an arrangement
(a) solar concentrator
(b) solar cookers
(c) solar cells
(d) solar chimney
Answer :  C

Question. Which of the following is a non-renewable source of energy?
(a) Wood
(b) Sun
(c) Fossil fuels
(d) Wind
Answer : C

Question. 100W/m2 of solar energy is received by the Earth. If all the energy was to be absorbed by a bucket of water (mass 30 kg) in 30 minutes, then the rise in temperature of water will be
(a) 18°C
(b) 15°C
(c) 14.3°C
(d) 12.3°C
Answer : C

Question. Choose the incorrect statement regarding wind power
(a) its temperature increases
(b) larger amount of potential energy is converted into kinetic energy
(c) the electricity content of water increases with height
(d) more water molecules dissociate into ions.
Answer : B

Question. Which of the following is employed for harnessing the potential energy of surface water stored in a reservoir?
(a) Thermal power plant
(b) Nuclear power plant
(c) Tidal power plant
(d) Hydroelectric power plant
Answer : D

Question. Solar energy is the universal source of energy. It is converted into chemical energy by
(a) photovoltaic cells
(b) solar cooker
(c) solar concentrators
(d) green plants
Answer : D

Question. For a nuclear reactor, 48 kJ of energy is produced per minute. If the energy released per fission is 3.2X10-11 J, then the number of fission which would be taking place in a reactor per second is
(a) 5X1014
(b) 2X1014
(c) 52X1013 
(d) 2.5X1013
Answer : D

Question. (b) temperatSolar, biomass, geothermal, wind, and hydro-power energy are all renewable sources of energy. They are called renewable because they
(a) are clean and free to use
(b) can be converted directly into heat and electricity
(c) can be replenished by nature in a short period of time
(d) do not produce air pollution
Answer : C

Question. Which is the ultimate source of energy?
(a) Water
(b) Sun
(c) Uranium
(d) Fossil fuels
Answer : B

Question. What sector of the Indian economy consumes most of the nation’s petroleum?
(a) residential
(b) commercial
(c) industrial
(d) transportation
Answer : D

Question. Global warming focuses on an increase in the level of which gas in the atmosphere?
(a) ozone
(b) sulfur dioxide
(c) carbon dioxide
(d) nitrous oxide
Answer : C

 

Fill In The Blank

Question. Coal gas is mixture of .........., .......... and .......... 
Answer : H2 , CH4 and CO

Question. To maintain the required speed of the turbine, wind speed should be higher than ..........
Answer : 15 km/h

Question. A device that utilises solar energy for cooking purposes is called a ..........
Answer : Solar cooker

Question. When wood is burnt in a limited supply of oxygen ......... is left behind as residue.
Answer : Charcoal

Question. To establish 1 MW generator, the wind energy farm needs about ......... hectares of land.
Answer : 2

Question. Hydro power plants convert ......... energy of falling water into electricity.
Answer : Potential

Question. Bio-gas is a mixture of .......... , carbon dioxide, .......... and ..........
Answer : Methane, hydrogen, hydrogen sulphide

Question. The flowing water possesses .......... energy.
Answer : Kinetic

 

Assertion and Reason

DIRECTION : In the following questions, a statement of assertion (A) is followed by a statement of reason (R). Mark the correct choice as:

(a) Both assertion (A) and reason (R) are true and reason (R) is the correct explanation of assertion (A).
(b) Both assertion (A) and reason (R) are true but reason (R) is not the correct explanation of assertion (A).
(c) Assertion (A) is true but reason (R) is false.
(d) Assertion (A) is false but reason (R) is true.
(e) Both Assertion and Reason are false.

Question. Assertion : Solar heating devices are painted black.
Reason : Black bodies are good absorbers of heat, so temperature rises quickly.
Answer : A

Question. Assertion : Nuclear forces are independent of charges.
Reason : Nuclear force is not a central force.
Answer : B

Question. Assertion : The slurry left behind in a bio-gas plant is used as a manure.
Reason : Slurry contains methane and phosphorus as two main nutrients in it.
Answer : C

Question. Assertion : Dam is a barrier that is built across a river or a stream.
Reason : Large dam can ensure the storage of adequate water for irrigation and also for generating electricity.
Answer : B

Question. Assertion : Thermal power plants are set up near coal or gas fields.
Reason : Transmission of electric power is more efficient, convenient and economical then transportation of fossil fuels like coal or natural gas.
Answer : A

Question. Assertion : Charcoal is better fuel than wood.
Reason : Wood is smokeless and leaves no residue.
Answer : C

Question. Assertion : Silver metal is used for joining various solar cells in a solar cell panel.
Reason : Silver is a shiny metal.
Answer : B

Question. Assertion : Solar cooker covered with a plane glass plate is more effective then the one which is left open
Reason : Covered glass plate allows solar radiations of smaller wavelength to pass through it but does not allow heat radiation of longer wavelengths emitted by heated container to pass through it. thus, heat remains inside the cooker itself and food item is cooked easily.
Answer : A

Question. Assertion : Solar cooker is a device used to cook food by utilising the energy radiated by the Sun.
Reason : Solar cooker can be used to cook food on cloudy days and during night.
Answer : C

Chapter 01 Chemical Reactions and Equations
CBSE Class 10 Science Chemical Reactions and Equations MCQs
Chapter 02 Acids, Bases and Salts
CBSE Class 10 Science Acids Bases and Salts MCQs
Chapter 03 Metals and Nonmetals
CBSE Class 10 Science Metals and Non Metals MCQs
Chapter 04 Carbon and its Compounds
CBSE Class 10 Science Carbon and its Compounds MCQs
Chapter 05 Periodic Classification of Elements
CBSE Class 10 Chemistry Periodic Classification of Elements MCQs
Chapter 06 Life Processes
CBSE Class 10 Biology Life Processes MCQs
Chapter 07 Control and Coordination
CBSE Class 10 Biology Control and Coordination MCQs
Chapter 08 How do Organisms Reproduce
CBSE Class 10 Biology How do Organisms Reproduce MCQs
Chapter 09 Heredity and Evolution
CBSE Class 10 Science Heredity and Evolution MCQs
Chapter 10 Light Reflection and Refraction
CBSE Class 10 Physics Light Reflection and Refraction MCQs
Chapter 11 The Human Eye and the Colourful World
CBSE Class 10 Science The Human Eye and the Colourful World MCQs
Chapter 12 Electricity
CBSE Class 10 Physics Electricity MCQs
Chapter 13 Magnetic Effects of Electric Current
CBSE Class 10 Science Magnetic Effects of Electric Current MCQs
Chapter 14 Sources of Energy
CBSE Class 10 Physics Sources of Energy MCQs
Chapter 15 Our Environment
CBSE Class 10 Biology Our Environment MCQs
Chapter 16 Sustainable Management of Natural Resources
CBSE Class 10 Biology Management of Natural Resources MCQs
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MCQs for Science CBSE Class 10 Chapter 14 Sources of Energy

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CBSE MCQs Science Class 10 Chapter 14 Sources of Energy

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Multiple Choice Questions (MCQs) for Chapter 14 Sources of Energy Class 10 Science are objective-based questions which provide multiple answer options, and students are required to choose the correct answer from the given choices.

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