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JEE Main 2020 (Online) 6th September Morning Slot
Numerical
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Suppose that intensity of a laser is $${{315} \over \pi }$$ W/m2.
The rms electric field, in units of V/m associated with this source is close to the nearest integer is __________.

$$ \in $$0 = 8.86 × 10–12 C2 Nm–2; c = 3 × 108 ms–1)
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