Related Questions

দেওয়া আছে (i) অর্ধপরিবাহীর Majority carrier election, (ii) p-type অর্ধপরিাবাহীর Majority carrier hole এবং (iii) pure অর্ধপিরবাহীর Majority carrier hole । নিচের কোনটি সঠিক?
A i ও ii
B ii ও iii
C i ও iii
D i, ii, ও iii
The majority charge carriers in p-type silicon are
A Free electrons
B ions
C conduction electrons
D holes
In a p-channel JFET, the charge carriers are ___________
A electrons
B holes
C both electrons and holes
D none of the above
In a npn transistor, ___________ are the minority carriers
A free electrons
B holes
C donor ions
D acceptor ions
In a pnp transistor, the current carriers are ___________
A acceptor ions
B donor ions
C free electrons
D holes
For a P-N diode, the number of minority carriers crossing the junction depends on
A Forward bias voltage
B Potential barrier
C Rate of thermal generation of electron hole pairs
D None of the above
Holes are the minority carriers in which type of semiconductor?
A Extrinsic
B Intrinsic
C n-type
D p-type
E None of the above
Catalyst carriers
A Have very high selectivity
B Increase the activity of a catalyst
C Provide large surface area with a small amount of active material
D Inhibit catalyst poisoning
Which of the following mechanical conveyors does not come under the division 'carriers'?
A Belt conveyor
B Bucket elevator
C Screw conveyor
D Apron conveyor
Between the peak point and the valley point of UJT emitter characteristics we have ___________ region
A Saturation
B Negative resistance
C Cut-off
D None of the above

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