Light with an energy flux of 25 × 10^4 Wm^−2 falls on a perfectly reflecting surface at normal incidence. If the surface area is 15cm2

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Light with an energy flux of 25 × 10^4 Wm^−2 falls on a perfectly reflecting surface at normal incidence. If the surface area is 15cm2, the average force exerted on the surface is
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Aug
Light with an energy flux of 25 × 10^4 Wm^−2 falls on a perfectly reflecting surface at normal incidence. If the surface area is 15cm2, the average force exerted on the surface is Light with an energy flux of 25 × 10^4 Wm^−2 falls on a perfectly reflecting surface at normal incidence. If the surface [...]
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