Question:
Light with an energy flux of 25 × 104 Wm-2 falls on a perfectly reflecting surface at normal incidence. If the surface area is 15 cm2, the average force exerted on the surface is:
Light with an energy flux of 25 × 104 Wm-2 falls on a perfectly reflecting surface at normal incidence. If the surface area is 15 cm2, the average force exerted on the surface is:
Updated On: May 22, 2024
- 2.50 × 10-6 N
- 1.20 × 10-6 N
- 3.0 × 10-6 N
- 1.25 × 10-6 N
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The Correct Option is A
Solution and Explanation
The correct option (A): 2.50 × 10-6 N
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