If the minimum useful photocurrent of the diode in Problem 17.1 is 1μA (peak pulse value), what is the minimum signal light intensity (peak pulse value) which must fall on the detector? Assume an...

If the minimum useful photocurrent of the diode in Problem 17.1 is 1μA

(peak pulse value), what is the minimum signal light intensity (peak pulse

value) which must fall on the detector? Assume an internal yield or quantum

efficiency ηq = 0.8 and sensitive area = 10 mm2.