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Sources of Energy

How can solar energy be harnessed? Mention any two limitations in using solar energy. How are these limitations overcome?

07/11/2024

Science

10th

Sources of Energy

Which is the process used to harness nuclear energy these days? Explain it briefly.

07/11/2024

Science

10th

Sources of Energy

What are the limitations in obtaining energy from wind?

07/11/2024

Science

10th

Sources of Energy

What is biomass? What can be done to obtain bio-energy using biomass?

07/11/2024

Science

10th

Sources of Energy

 Mention three advantages of a solar cell?

07/11/2024

Science

10th

Sources of Energy

What is the role of a plane mirror and a glass sheet in a solar cooker?

07/11/2024

Science

10th

Sources of Energy

What steps would you suggest to minimise environmental pollution caused by burning of fossil fuels?

07/11/2024

Science

10th

Sources of Energy

Write two different ways of harnessing energy from ocean.

07/11/2024

Science

10th

Sources of Energy

Why is there a need to harness non-conventional sources of energy? Give two main reasons

07/11/2024

Science

10th

Sources of Energy

Choose the incorrect statement
(a) We are encouraged to plant more trees so as to ensure clean environment and also provide bio-mass fuel
(b) Gobar-gas is produced when crops, vegetable wastes etc., decompose in the absence of oxygen
(c) The main ingredient of bio-gas is ethane and it gives a lot of smoke and also produces a lot of residual ash
(d) Bio-mass is a renewable source of energy

07/11/2024

Science

10th