- AIn $p$-type semiconductor only
- BIn $n$-type semiconductor only
- ✓In intrinsic and $p$-type semiconductor
- DIn intrinsic semiconductor only
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Energy conversion in a photoelectric cell takes place from
|
(a) Chemical to electrical |
(b) Magnetic to electrical |
|
(c) Optical to electrical |
(d) Mechanical to electrical |
In a lossless transformer an alternating current of 2 amp is flowing in the primary coil. The number of turns in the primary and secondary coils are 100 and 20 respectively. The value of the current in the secondary coil is
|
(a) 0.08 A |
(b) 0.4 A |
(c) 5 A |
(d) 10 A |
$\mu<\mu',\text{M < M}'$
$\mu>\mu',\text{M < M}'$
$\mu<\mu',\text{M > M}'$
$\mu>\mu',\text{M > M}'$
When forward bias is applied to a P-N junction, then what happens to the potential barrier , and the width of charge depleted region x
|
(a) |
(b) |
|
(c) |
(d) |