MCQ
The SI unit of electric field is:
- AVm.
- BV/m.
- CV.
- DNone.
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In a semiconductor, the concentration of electrons is 8 and that of the holes is 5
The semiconductor is
|
(a) P-type |
(b) N-type |
(c) Intrinsic |
(d) PNP-type |
The radius of a nucleus of a mass number A is directly proportional to
|
(a) |
(b) A |
(c) |
(d) |
In Bohr model of the hydrogen atom, the lowest orbit corresponds to
|
(a) Infinite energy |
(b) The maximum energy |
|
(c) The minimum energy |
(d) Zero energy |