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WorksheetsPN Junction and Semiconductor theory
Total questions: 12
Worksheet time: 4mins
Which of the following is a property of intrinsic semiconductors?
What type of semiconductor is formed when silicon is doped with phosphorus?
In a P-N junction at equilibrium, the electric field across the junction:
Drives electrons from P to N
Drives holes from N to P
Prevents further diffusion of carriers
Is zero
The depletion region in a P-N junction is formed due to:
Recombination of majority carriers
Accumulation of minority carriers
What is the majority carrier in an N-type semiconductor?
Which element is commonly used as an acceptor impurity in silicon?
Antimony
The energy gap in semiconductors is typically in the range of:
0.01 eV to 0.1 eV
In a P-type semiconductor, the minority carriers are:
The forward voltage drop of a silicon diode is approximately:
0.5 volts
1.2 volts
What is the effect of increasing temperature on the conductivity of intrinsic semiconductors?
Which of the following materials is not a semiconductor?
When a P-N junction is forward biased, the width of the depletion region:
