A 150 wats bulb its \( 8 \% \) energy is converting into light has the wavelength \( 1097 A^{\ci...

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A 150 wats bulb its \( 8 \% \) energy is converting into light has the wavelength \( 1097 A^{\circ} \) then the no. of photons ejecting per sec. from the bulb
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