Choose the correct option. 1) Semiconductor materials have a) Positive temperature coefficient b) Negative temperature coefficient c) Unpolar temperature coefficient d) has both negative and positive coefficient but depends upon the conditions
Choose the correct option.
1) Semiconductor materials have
a) Positive temperature coefficient
b) Negative temperature coefficient
c) Unpolar temperature coefficient
d) has both negative and positive coefficient but depends upon the conditions
2) The temperature coefficient is a
a) Device temperature
b) Rise and fall of a temperature
c) Conductivity of a device
d) Rise and fall of conductivity with temperature
3) Electronic and Electrical devices are
a) Different in nature, principle, weight and power consumption
b) Electronics is a subfield of Electrical
c) Works at different voltage levels
d) All of the above
4) Zener diode conducts in
a) Forward region
b) Reverse region
c) Both forward and reverse regions
d) None of the above
5) Multisim is a simulation software that has a code for each electrical device it has.
a) True
b) False
6) A solar panel is also the application of a diode
a) True
b) False
7) Forward biasing causes current which is due to the
a) minority carries
b) majority carriers
c) Both majority and minority carriers
d) None of the above
8) A diode acts as a linear device up to 0.7 volts
a) True
b) False
c) Only for Silicon, but not for others
d) None of the above
9) Reverse biasing causes current which is due to the
a) minority carries
b) majority carriers
c) Both majority and minority carriers
d) None of the above
10) A multimeter can also work as a power supply in some of its operation modes
a)True
b) False
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