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Grade: 11
        
Que no. 39 answer plz..................................................................
 
5 months ago

Answers : (2)

Arun
19771 Points
							
Work function= planksconstant x threshold frequency 

by substituting the given value we get the answer that

Threshold frequency= 4.98x10^ 33 = 5 x 10^33
5 months ago
Abdul Wahid
14 Points
							
Work function =planks constant×thresold frequency,
Then thresold frequency =work function/planks constant
=3.3×1.6×10^-19/6.626×10^-34
=8×10^14 Hz
5 months ago
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