In depletion layer of unbiased P-N junction
In depletion layer of unbiased P-N junction
Options
(a) It is devoid of charge carriers (b) Has only electrons (c) Has only holes (d) PN junction has a weak electric field
Correct Answer: […]
Physics
The device can act as a complete electronic circuit is
The device can act as a complete electronic circuit is
Options
(a) junction diode (b) integrated circuit (c) junction transistor (d) zener diode
Correct Answer:
integrated circuit
Explanation:
Integrated circuit can act as […]
Which one of the following bonds produces a solid that reflects light in the visible region
Which one of the following bonds produces a solid that reflects light in the visible region and whose electrical conductivity decreases with temperature and has high melting point?
Options
(a) metallic bonding (b) […]
Which one of the following statement is FALSE ?
Which one of the following statement is FALSE about semiconductors?
Options
(a) Pure Si doped with trivalent impurities gives a p-type semiconductor (b) Majority carriers in a n-type semiconductor are holes (c) Minority […]
Minority carriers in a p-type semiconductor are
Minority carriers in a p-type semiconductor are
Options
(a) Free electrons (b) Holes (c) Neither holes nor free electrons (d) Both holes and free electrons
Correct Answer:
Free electrons
Explanation:
No explanation available. […]
Sodium has body centred packing. Distance between two nearest atoms is 3.7 Å.
Sodium has body centred packing. Distance between two nearest atoms is 3.7 Å. The lattice parameter is
Options
(a) 4.3 Å (b) 3.0 Å (c) 8.6 Å (d) 6.8 Å
Correct Answer:
4.3 […]
In intrinsic semiconductor at room temperature number of electrons and holes are
In intrinsic semiconductor at room temperature number of electrons and holes are
Options
(a) equal (b) zero (c) unequal (d) infinite
Correct Answer:
equal
Explanation:
No explanation available. Be the first to write […]
The number of beta particles emitted by a radioactive substance is twice the number
The number of beta particles emitted by a radioactive substance is twice the number of alpha particles emitted. The resulting daughter is an
Options
(a) isomer of parent (b) isotone of parent (c) […]
In common base mode of a transistor, the collector current is 5.488 mA
In common base mode of a transistor, the collector current is 5.488 mA for an emitter current of 5.60 mA. The value of the base current amplification factor (β) will be
Options
(a) […]
The voltage gain of an amplifier with 9% negative feedback is 10.
The voltage gain of an amplifier with 9% negative feedback is 10. The voltage gain without feedback will be
Options
(a) 90 (b) 10 (c) 1.25 (d) 100
Correct Answer:
100
Explanation:
Negative […]