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[Sci – tech] following instrument is used to measure intensity of sun-rays

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  • January 20, 2015 at 7:18 pm #4504
    Sneha Sharma
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      Which of the following instrument is used to measure intensity of sun-rays ?

      (A) Astrometer

      (B) Crescograph

      (C) Acteometer

      (D) Barometer

      Solve & post answer with explanation below (Mobile Users – Click Visit Website). Login/Register  for  unmoderated reply and posts.

      January 20, 2015 at 7:19 pm #4506
      Sneha Sharma
      Participant

        Ans to follow tomorrow..

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