JEE Main 20206 Sep, Morning shiftPhysicsMediumElectromagnetic Waves120× since 2002
Suppose that intensity of a laser is W/m².
The rms electric field, in units of V/m associated
with this source is close to the nearest integer is __________.
₀ = 8.86 × 10^–12 C² Nm^–2; c = 3 × 10⁸ ms^–1)