- APolar molecules.
- BNon polar molecules.
- CBoth a and b.
- DNone.
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The electron emitted in beta radiation originates from
|
(a) Inner orbits of atoms |
(b) Free electrons existing in nuclei |
|
(c) Decay of a neutron in a nucleus |
(d) Photon escaping from the nucleus |
The relation between a and b parameters of current gains for a transistors is given by
|
(a) α = |
(b) α = |
(c) α = |
(d) α = |
At a place the earth's horizontal component of magnetic field is 0.36
. If the angle of dip at that place is 60o, then the vertical component of earth's field at that place in weber/m2 will be approximately
|
(a) 0.12 |
(b) 0.24 |
(c) 0.40 |
(d) 0.62 |
$\text{F}=\frac{\text{K.}(\text{q}_1\times\text{q}_2)}{\text{r}^2}$
This is given by which law?Basically, the product modulator is
|
(a) An amplifier |
(b) A mixer |
|
(c) A frequency separator |
(d) A phase separator |

In which of the following remote sensing technique is not used
|
(a) Forest density |
(b) Pollution |
(c) Wetland mapping |
(d) Medical treatment |