The conduction band is closest to the valence band in semiconductors conductors

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Question
The conduction band is closest to the valence band in
Options
A. semiconductors
B. conductors
C. insulators
D. The distance is the same for all of the above.

Correct Answer

semiconductors

Diodes and Applications problems

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6. Thermal shutdown occurs in an IC regulator if:
Options
A. power dissipation is too high
B. internal temperature is too high
C. current through the device is too high
D. load resistance increases

9. The arrow in the schematic symbol of a diode points to
Options
A. the n-type material, which is called the anode
B. the n-type material, which is called the cathode
C. the p-type material, which is called the anode
D. the p-type material, which is called the cathode

10. With full-wave rectification, current through the load resistor must be:
Options
A. in opposite directions
B. to the external load
C. from the reverse biased diode
D. in the same direction

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