Question

    Whichofthefollowingpartsofthe sunlight makes the solar

    cooker hot?
    A Ultra violet Correct Answer Incorrect Answer
    B Red light Correct Answer Incorrect Answer
    C Infra red Correct Answer Incorrect Answer
    D Cosmic rays Correct Answer Incorrect Answer

    Solution

    Glass transmits visible light but blocksinfraredthermalradiationfromescaping. This amplifies the heat trapping effect. A solar cooker,orsolaroven,isadevicewhichusesthe energyofdirectsunlighttoheatfoodordrinkto cook it or sterilize it. The vast majority of the solar cookers presently in use are relatively cheap, low-tech devices.

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