Multiple Choice Questions (MCQs)
Addition of impuritirs in semiconductor material to produce more current is called
Which transformer gives less voltage at secondary as compared to primary?
Using exponential model for a diode that conducts at 1mA with n = 2, the change in current due to change of voltage by 5mv will be
A transformer will be out of phase when ________.
True or false, hole current is opposit of electron current?
There is no voltage drop across diode when forward biased, in case of
Analysing the farward biase region of junction diode , the value of constant voltage,VT is ________.
There is a ________ energy gap between valence and conduction band.
If a silicon diode conducts at 2mA and whose n = 1, the slope of diode will be at
If turn ratio of a transformer is 5 and secondary current is 2A, the primary current is ________.
In an N-type semiconductor material, the majority carrier are
Diode small signal resistance rd at bias current of 5mA for n = 1 will be
The width of the depletion layer of a junction
For a P-N junction under forward bias
Secondary voltage is greater in magnitude as compared to primary voltage in a ________.
When the turn ratio of a transformer is 10 and primary ac voltage is 6v, the secondary voltage is ________.
The primary and secondary winding of transformer are
If 10w of power is applied to primary of an ideal transformer with a turn ratio of 5, the power delivered to the secondary load is
A transformer may consists of ________.
In a P- type semiconductor material, the majority carriers are ________.
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