Light is incident on a metallic plate having work function 110 × 10⁻²⁰ J. If the produced photoelectrons have…

Question

Light is incident on a metallic plate having work function $110 \times 10^{-20}\,J$ . If the produced photoelectrons have zero kinetic energy, then the angular frequency of the incident light is _____ rad/s.

(Take $h = 6.63 \times 10^{-34}\,\mathrm{J\,s}$ )

(Take $$h = 6.63 	imes 10^{-34}\,\mathrm{J\,s}$$)

Accepted Answer

D. $$1.04 	imes 10^{16}$$

Answer

A. $$1.66 	imes 10^{16}$$

Answer

B. $$1.04 	imes 10^{13}$$

Answer

C. $$1.66 	imes 10^{15}$$

Answer & step-by-step solution

Practice more Einstein's Equation questions

Related questions