- AInterference of light
- BRefraction of light
- CPolarization of light
- DDispersion of light
Explanation:
Polarisation of light establishes that light are transverse in nature, otherwise it was believed that they are longitudinal waves, like the sound waves.
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$\text{A}\omega^2$
$\frac{\text{A}\omega^2}{2}$
$\frac{\text{A}\omega^2}{\sqrt{2}}$
$\text{Zero}.$
In the following circuit, the resultant capacitance between A and B is 1mF. Then value of C is

|
(a) |
(b) |
(c) |
(d) |
A parallel plate condenser is connected with the terminals of a battery. The distance between the plates is 6mm. If a glass plate (dielectric constant K = 9) of 4.5 mm is introduced between them, then the capacity will become
|
(a) 2 times |
(b) The same |
(c) 3 times |
(d) 4 times |
In a moving coil galvanometer, the deflection of the coil θ is related to the electrical current i by the relation
|
(a) i ∝ tanθ |
(b) i ∝ θ |
(c) i ∝ |
(d) i ∝ |