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What is the energy gap for the silicon at tempertature 37degrees celsius?
1.068eV
1.098eV
1.054eV
1.089eV

As the temperature of semiconductor reduces to zero all valence electrons remain in _________________
conduction band
valence band
both conduction and valence band
None of these

At 20C the reverse saturation current of a Ge diode is 4mA what is the reverse saturation current when the temperature is 40C?
6mA
14mA
16mA
8mA

If ?=0.99 what is the value of ? for a transistor?
96
98
100
99

For a NPN transistor if Vce =Vcc the transistor is in -----------------------------------
cutoff
saturation
Active
None of the above

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