1 : The work done by pseudo forces is -------
Options:
  1. positive
  2. negative
  3. zero
  4. all of the above

Answer: Option 4

Explanation:

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2 : The net work done by kinetic friction is --------
Options:
  1. is always negative
  2. is always zero
  3. is always positive
  4. may be negative and positive

Answer: Option 4

Explanation:

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3 : The unit of power is --------
Options:
  1. kilowatt hour
  2. erg
  3. joule
  4. kilowatt

Answer: Option 4

Explanation:

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4 : Source of Solar energy in the sun is
Options:
  1. nuclear fusion
  2. nuclear fission
  3. chemical reaction
  4. none of these

Answer: Option 1

Explanation:

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5 : Up to what temperature the water is heated in solar water heater
Options:
  1. 20 degree C
  2. 50 degree C
  3. 80 degree C
  4. 100 degree C

Answer: Option 3

Explanation:

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6 : Gasohel is
Options:
  1. a wine
  2. mixture of alcohol and petrol
  3. mixture of water and alcohol
  4. none of the above

Answer: Option 2

Explanation:

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7 : Hydrogen is used as fuel in
Options:
  1. dry cell
  2. lead accumulator
  3. fuel cell
  4. solar cooker

Answer: Option 3

Explanation:

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8 : Which of the following is biomass
Options:
  1. cow dung
  2. petroleum
  3. natural gas
  4. all the above

Answer: Option 2

Explanation:

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9 : Heat obtained in Kilo Joule by complete combustion of one gram fuel is called
Options:
  1. specific heat
  2. heat capacity
  3. calorific value
  4. latent heat

Answer: Option 3

Explanation:

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10 : The specific temperature at which a substance burn is called
Options:
  1. boiling point
  2. melting point
  3. freezing point
  4. ignition temperature

Answer: Option 4

Explanation:

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Many people say I'm the best women's soccer player in the world. I don't think so. And because of that, someday I just might be.
-Mia Hamm