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Question

State the advantages and disadvantages of using solar cells.


Solution

advantages of solar cooker :-

  1. it is cheap source of energy.
  2. it does not produce any smoke i.e. it is ecofriendly.
  3. it doesn`t harm the nutritional value of food.

disadvantages of solar cooker :-

  1. uniform sunrays is required .
  2. sunray keeps changing time to time so solar device is to be adjusted after a certain period
  3. it can not be used in frying
  4. it is not effective in polar regions b`coz there is no sunlight.
  5. it is also not available at night.

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