CBSE Questions for Class 10 Physics Sources Of Energy Quiz 9 - MCQExams.com

Which nuclear reaction takes place in an atom bomb?
  • Nuclear fission
  • Nuclear fusion
  • Radioactivity
  • Combustion
Bio-mass is a __________ source of energy.
  • Renewable
  • Non-Renewable
  • Both
  • None
The oil supplies of the United States are subject to.
  • constant increase
  • environmental depletion
  • price stability
  • none of the above
When a log of wood burns, it converts _____ energy to heat energy.
  • Chemical
  • Mechanical
  • Electrical
  • Nuclear
Electric heater converts:
  • Heat energy into electrical energy
  • Chemical energy into electrical energy
  • Electrical energy into Heat energy
  • Electrical energy into Chemical energy
Which of the following is correct about the above statements?
  • Statement 1 is true and 2 is false
  • Statement 1 is false and 2 is true
  • Both 1 and 2 are true
  • Both 1 and 2 are false
  • None of these
Of the following, renewable source of energy is
  • Wood
  • Petroleum
  • Natural gas
  • Uranium
Energy stored in fossil fuels is released by burning.
  • True
  • False
  • Ambiguous
  • Data Insufficient
At many places in the ocean, the different in temperatures between the water 'at the surface of ocean' and 'at deeper levels' is up to
  • $$120^0C$$
  • $$80^0C$$
  • $$50^0C$$
  • $$20^0C$$
The dripstones are found in
  • glaciated regions
  • limestone caverns
  • desert regions
  • wave eroded areas
A typical solar cell generates 0.7W power. What is done to increase the power output of a solar panel?
  • Area of solar cells is increased
  • Power generated from solar panels cannot be increased
  • Solar cells are connected together to form solar panels
  • Thickness of solar cells is increased
Which of the following is true about solar panels with respect to other sources of energy?
  • Solar cells have a high manufacturing cost and low efficiency
  • Solar cells have a low manufacturing cost and low efficiency
  • Solar cells have a low manufacturing cost and high efficiency
  • Solar cells have a low manufacturing cost and low efficiency
Which material is used for the interconnection of different solar cells to build a solar panel?
  • Copper
  • Silicon
  • Silver
  • Gold
Which of the following is true about solar cells?
  • It has low maintenance costs
  • It has high manufacturing costs
  • It has low efficiency
  • All of the above
Boojho lives in a small village in Himachal Pradesh, which is an inaccessible hamlet due to the mountainous terrain. Which energy source is suitable for his village?
  • Tidal energy
  • Thermal energy
  • Solar energy
  • Ocean thermal energy
Artificial satellites and space probes use which of the following as a source of energy?
  • Leclanche cell
  • Dynamo
  • Electric generator
  • Solar cell
Thermal power plants are set up near_________.
  • Coal or oil fields
  • Rivers
  • Oceans
  • Wind turbines
Which is the most common source of electrical energy in India?
  • Thermal power plants
  • Hydro-electric power plants
  • Nuclear power plants
  • Solar or wind energy
The image represents a model to demonstrate conversion of thermal energy to electrical energy. Which device here transforms mechanical energy to electrical energy?
1949784_5c22d3fa76874763b481e71fef0c3611.PNG
  • Tennis ball fitted with metal sheets
  • Dynamo
  • Bulb
  • Pressure cooker
Which of the following sources of energy is used in our daily life?
  • Muscular Energy
  • Electrical Energy
  • Chemical Energy
  • All of the above
If you could use any source of energy for heating your food, which one would you choose among the following options based on the characteristics of good source of energy?
  • Coal
  • Wood
  • LPG
  • Fuel Oil
Two statements are given :
  1. Energy can neither be created nor be destroyed. It can only be converted from one form to another form.
  2. Energy is consumed while doing work by a source of energy and can't be used again.
Which option justifies the above statements?
  • First statement is wrong.
  • Second statement is wrong.
  • Energy consumed while doing work can always be reused.
  • The usable form of energy is dissipated to the surroundings in less usable forms.
Why do we prefer petroleum over coal? Select appropriate options.
  • Easy to transport
  • Less pollution
  • Difficult to transport
  • Economical
Which among the following is not a renewable source of energy?
  • Solar Energy
  • Natural Gas
  • Biomass
  • Wind Energy
What is the daily average solar energy received by India under clear cloudless conditions?
  • $$4-7\ kWh/m^{-2}$$
  • $$1.4\ kWh/m^{-2}$$
  • $$45-100\ kWh/m^{-2}$$
  • $$100\ kWh/m^{-2}$$
In thermal power plants, turbines are run by:
  • pressurized steam
  • water
  • wind
  • chemical reactions
Select all appropriate options.
"Good fuel is - "
  • Readily available
  • Easy to store and transport
  • Expensive
  • Burn easily in air
Acid rain happens because
  • The sun leads to the heating of upper layer of the atmosphere.
  • Burning of fossil fuels releases oxides of carbon, nitrogen and sulphur in the atmosphere.
  • Due to friction among clouds.
  • Earth atmosphere contains different types of acids.
Those sources of energy which have been accumulated in nature over a long time is known as ________________.
  • Time Energy
  • Conventional Source of Energy
  • Mechanical Energy
  • Non-Conventional Source of Energy
Increasing industrialization has led to a better quality of life all over the world. It has also caused the global demand for energy to grow at a tremendous rate. The growing demand for energy was largely met by ______________.
Select all appropriate options.
  • Coal
  • Petroleum
  • Fossil fuels
  • Bio mass
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