Fundamentholfundamenthol
JEE Main2019Physics
Q.

50 W/m2 energy density of sunlight is normally incident on the surface of a solar panel. Some part of incident energy (25%) is reflected from the surface and the rest is absorbed. The force exerted on 1 m2surface area will be close to (c = 3 × 108m/s) :

  1. A

    20 × 10–8 N

  2. B

    35 × 10–8 N 

  3. C

    15 × 10–8 N

  4. D

    10 × 10–8 N

Solution

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