A. 6630.0V
B. 663.0V
C. 66.3V
D. 6.6V
Correct Answer:
Option C = 66.3V
Explanation
Given f = 1.6 x1016Hz, h = 6.63 x 10−39Js
e = 1.6 x 10−19C, V = ?
V = we=hf/e = 1.6×1016×6.63×1034/1.6×10−19
= 66.3V
A. 6630.0V
B. 663.0V
C. 66.3V
D. 6.6V
Correct Answer:
Option C = 66.3V
Explanation
Given f = 1.6 x1016Hz, h = 6.63 x 10−39Js
e = 1.6 x 10−19C, V = ?
V = we=hf/e = 1.6×1016×6.63×1034/1.6×10−19
= 66.3V
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