Class X

Which of the following is not an example of a bio-mass energy source?
  1. wood
  2. gobar-gas
  3. nuclear energy
  4. coal
In which of the following kinetic energy is converted into electrical energy?
  1. Tidal energy
  2. Hydro energy
  3. Wind energy
  4. All of the above
Which method is used to produce electricity in hydroelectric power plant.
  1. By boiling the water to produce steam
  2. By ionizing water
  3. By running dynamo by kinetic energy
  4. All of these
In which of the following kinetic energy is converted into electrical energy?
  1. Tidal energy
  2. Hydro energy
  3. Wind energy
  4. All of these
Which of the following is the ultimate source of energy for us?
  1. LPG
  2. Nuclear
  3. Solar
  4. CNG
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