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Q. |
A GaAs injection laser has a threshold current density of 2.5*103Acm-2and length and width of the cavity is 240μmand 110μm respectively. Find the threshold current for the device. |
A. | 663 ma |
B. | 660 ma |
C. | 664 ma |
D. | 712 ma |
Answer» B. 660 ma |
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