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What is the age of the sun ? What will b...

What is the age of the sun ? What will be its expected lifespan ?

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The sun is 5 billion years old and another 5 billion years will its expected lifespan.
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KUMAR PRAKASHAN-SOURCES OF ENERGY-OBJECTIVE QUESTIONS AND ANSWERS
  1. How anaerobic microorganisms help in formation of fuel ?

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  2. State two advantages of wind energy.

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  3. What is the age of the sun ? What will be its expected lifespan ?

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  4. Why demand on energy increasing day by day ?

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  5. Where is solar cell panels are mounted for domestic use ? What is its ...

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  6. Name the two oxides that causes acid rain.

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  7. What is the minimum speed of wind required by a windmill to maintain t...

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  8. Which are the renewable sources of energy ?

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  9. Define : Explain the terms : Nuclear fusion

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  10. Define : Explain the terms : Nuclear fusion

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  11. Define : Explain the terms : Solar constant

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  12. Define : Explain the terms : Geothermal energy

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  13. Define : Explain the terms : Biogas

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  14. Define : Explain the terms : Conventional sources of energy

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  15. Define : Explain the terms : Non-conventional sources at energy

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  16. Define : Explain the terms : Wind energy farm

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  17. Define : Explain the terms : Fossil fuels

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  18. Petroleum products are …………………... fuel.

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  19. Hydropower plants convert the …………………… of falling water into electrici...

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  20. When wood is burnt in a limited supply of Oxygen, …………………… is left beh...

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