For a phototransistor having gain of 116.5, wavelength of 1.28 ‚âà – McqOptions

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1.	For a phototransistor having gain of 116.5, wavelength of 1.28 ‚âà√≠¬¨‚à´m, optical power 123‚âà√≠¬¨‚à´W. Determine collector current.$
A.	0.123 mA
B.	0.0149 mA
C.	1.23 mA
D.	0.54 mA
Answer» C. 1.23 mA

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