Analog electronics circuits miscellaneous
- The output resistance of a common base transistor circuit is of the order of:
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NA
Correct Option: C
NA
- The input resistance of a common base transistor circuit is of the order of:
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NA
Correct Option: B
NA
- Potential barrier acts as an barrier against the flow of:
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Potential barrier acts as barrier against the flow of electrons from n-side to p-side and holes from p-side to n-side.
Correct Option: C
Potential barrier acts as barrier against the flow of electrons from n-side to p-side and holes from p-side to n-side.
- The forward resistance of the diode shown below is 5 Ω and the remaining parameters are same as those of an ideal diode. The dc component of the source current is:
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Give that rf = 5 Ω, RL = 45 Ω
Here the diode acts as
a Half wave rectifier.Idc = Vm π ( RL + rf ) or Idc = Vm π ( 45 + 5 ) or Idc = Vm 50 π
Correct Option: A
Give that rf = 5 Ω, RL = 45 Ω
Here the diode acts as
a Half wave rectifier.Idc = Vm π ( RL + rf ) or Idc = Vm π ( 45 + 5 ) or Idc = Vm 50 π
- Thermal runaway in a transistor biased in the active region is due to:
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Thermal runaway in a transistor biased in the active region is due to change in reverse saturation current due to rise in temperature.
Correct Option: D
Thermal runaway in a transistor biased in the active region is due to change in reverse saturation current due to rise in temperature.