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Sources of Ener...

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  • Question 1
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    Find the incorrect statement about solar cooker

  • Question 2
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    Which of the following is not present in Hydrogen Bomb.

  • Question 3
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    Why do we use black surfaces in solar devices?

  • Question 4
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    Lights from two different sources A and B have wavelength 0.3 micron and 0.7 micron respectively. Which one of the two light carry more energy per photon?

  • Question 5
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    Statement A : obtaining energy from nuclear fusion reaction is preferable to obtaining of energy from nuclear fission reactions. , Statement B : Electricity generated by the water stored in a dam can be considered to be another form of solar energy.

  • Question 6
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    Which energy is not derived from the sun?

  • Question 7
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    A solar panel is made by combining a large member of-

  • Question 8
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    The site of hydroelectric plant should be chosen carefully because it-

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