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sy22-2在光电实验中,用绿光照射某一光电管可以产生光电效应,如果想使光电子逸出阴极的最大初动能增加,应采取的做法有( )A.
改用红光照射
B.
增大绿光的强度
C.
增大光电管上的加速电压
D.
减小光电管上的加速电压
E.
改用紫光照射
F.
改用蓝光照射
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