The surface of some material is radiated in turn, by waves of \lambda=3.4\times10^{-7}\m and \\lambda=5.4\times10^{-7} respectively. The ratio of stopping potential in two cases is 2 :1, the work function is

AP and TS EAMCET Engineering Model Paper 19

Question : 114 of 160

Marks: +1, -0

The surface of some material is radiated in turn, by waves of λ=3.4×10−7m and λ=5.4×10−7 respectively. The ratio of stopping potential in two cases is 2 :1, the work function is

2.05ev
1.05ev
3.05ev
0.95ev

Validate

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