Multiple Choice
In a photoelectric experiment, the threshold frequency for a material is 3.2 × 1014 Hz. An electron ejected from this surface by a photon of frequency 9.4 × 1014 Hz can be stopped by a stopping potential of
A) 8.5 mV.
B) 1.6 V.
C) 0.26 nV.
D) 2.6 V.
E) 3.6 kV.
Correct Answer:
Verified
Correct Answer:
Verified
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