A powerful laser can emit in 056x10-2 s anintense pulse of
A powerful laser can emit in 0.56x10-2 s anintense pulse of light having an energy of 4500 J. If thefrequency of the light is 6.07x1014 Hz, how many photons will be emitted in this pulse.
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a powerful laser can emit in 056x10-2 s anintense pulse of light having an energy of 4500 j if thefrequency of the
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