The wavelength range of interest for Germanium is?

1.	The wavelength range of interest for Germanium is?
A.	0.8 to 1.6 ‚âà√≠¬¨‚à´m
B.	0.3 to 0.9 ‚âà√≠¬¨‚à´m
C.	0.4 to 0.8 ‚âà√≠¬¨‚à´m
D.	0.9 to 1.8 ‚âà√≠¬¨‚à´m
Answer» B. 0.3 to 0.9 ‚âà√≠¬¨‚à´m

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