A point source of light is placed at the centre of curvature of a hemispherical surface. The source emits a power of 24 ~W. The radius of curvature of hemisphere is 10 ~cm and the inner surface is completely reflecting. The force on the hemisphere due to the light falling on it is _ _ _ _ _ _ ×~10⁻⁸ ~N.

Electromagnetic Waves: JEE Main 2023 Physics question

JEE Main 2023 · 30 Jan, Morning shift · Q62

JEE Main 202330 Jan, Morning shiftPhysicsMediumElectromagnetic Waves120× since 2002

A point source of light is placed at the centre of curvature of a hemispherical surface. The source emits a power of

24 \mathrm{~W}

. The radius of curvature of hemisphere is

10 \mathrm{~cm}

and the inner surface is completely reflecting. The force on the hemisphere due to the light falling on it is ____________

\times~10^{-8} \mathrm{~N}

Your answerType your answer. Integers and decimals are accepted.

JEE Main 2023 Electromagnetic Waves Question with Answer (30 Jan Morning shift, Q62) | JEE Arc