• 2022-06-08
    当照射光的波长从4000Å变到3000Å时,对同一金属,在光电效应实验中测得的遏止电压将:()
    A: 减小0.56V
    B: 减小0.34V
    C: 增大0.165V
    D: 增大1.035V