Average force exerted on a non-reflecting surface at normal incidence is 2.4 × 10⁻⁴ ~N. If 360 ~W / cm² is the light energy flux during span of 1 hour 30 minutes, Then the area of the surface is:

Electromagnetic Waves: JEE Main 2024 Physics question

JEE Main 2024 · 8 Apr, Morning shift · Q6828

JEE Main 20248 Apr, Morning shiftPhysicsHardElectromagnetic Waves120× since 2002

Average force exerted on a non-reflecting surface at normal incidence is

2.4 \times 10^{-4} \mathrm{~N}

. If

360 \mathrm{~W} / \mathrm{cm}^2

is the light energy flux during span of 1 hour 30 minutes, Then the area of the surface is:

JEE Main 2024 Electromagnetic Waves Question with Solution (8 Apr Morning shift, Q6828) | JEE Arc

JEE Main 2024 · 8 Apr, Morning shift · Q6828

JEE Main 20248 Apr, Morning shiftPhysicsHardElectromagnetic Waves120× since 2002

Average force exerted on a non-reflecting surface at normal incidence is

2.4 \times 10^{-4} \mathrm{~N}

. If

360 \mathrm{~W} / \mathrm{cm}^2

is the light energy flux during span of 1 hour 30 minutes, Then the area of the surface is: