Physics
General
Easy
Question
The graph between the stopiing potential and is shown in figure, and are work functions Which of the following is


 tan q, is directly proportional to hc/ e where h is Planck’s constant ad c is the speed of light
 ultraviolet light can be used to emit photoelectrons from metal 2 and metal 3 only.
The correct answer is: tan q, is directly proportional to hc/ e where h is Planck’s constant ad c is the speed of light
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