MEDIUM
10th CBSE
IMPORTANT
Earn 100

Draw a neat diagram and explain the construction and working of a box type solar cooker.

Important Questions on Sources of Energy

EASY
10th CBSE
IMPORTANT
Core Science Physics>Chapter 5 - Sources of Energy>EXERCISE - 5A>Q 1
What is the main difference between the renewable and non-renewable sources of energy?
EASY
10th CBSE
IMPORTANT
Core Science Physics>Chapter 5 - Sources of Energy>EXERCISE - 5A>Q 1
What do you understand by the term "net energy" of fuel? Support your answer by an example.
EASY
10th CBSE
IMPORTANT
Core Science Physics>Chapter 5 - Sources of Energy>EXERCISE - 5A>Q 2
Classify the following as renewable and non-renewable sources of energy ; (i) wind, (ii) diesel oil, (iii) flowering water, (iv) geothermal energy, (v) nuclear energy, (vi) coal.
EASY
10th CBSE
IMPORTANT
Core Science Physics>Chapter 5 - Sources of Energy>EXERCISE - 5A>Q 3
Explain, why is it not wise to include wood as a renewable sources of energy.
EASY
10th CBSE
IMPORTANT
Core Science Physics>Chapter 5 - Sources of Energy>EXERCISE - 5A>Q 4
Why are the fossil fuels regarded as non-renewable sources of energy?
EASY
10th CBSE
IMPORTANT
Core Science Physics>Chapter 5 - Sources of Energy>EXERCISE - 5C>Q 3
How can the energy of sea waves be harnessed?
MEDIUM
10th CBSE
IMPORTANT
Core Science Physics>Chapter 5 - Sources of Energy>EXERCISE - 5C>Q 5
What do you understand by the term oceanic thermal energy? How is this energy harnessed?
EASY
10th CBSE
IMPORTANT
Core Science Physics>Chapter 5 - Sources of Energy>EXERCISE - 5C>Q 10
Why is the energy of water flowing in a river considered to be an indirect form of Solar energy?