Question
Work done by an external agent in separating the parallel plate capacitor is
|
(a) CV |
(b) |
(c) |
(d) None of these |
Work done by an external agent in separating the parallel plate capacitor is
|
(a) CV |
(b) |
(c) |
(d) None of these |
(c)
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When a plane mirror is rotated through an angle θ then the reflected ray turns through the angle 2θ then the size of the image
| (a) Is doubled | (b) Is halved | (c) Remains the same | (d) Becomes infinite |
If scattering particles are 56 for 90° angle then this will be at 60° angle
|
(a) 224 |
(b) 256 |
(c) 98 |
(d) 108 |
The drift velocity of free electrons in a conductor is ‘v’ when a current ‘i’ is flowing in it. If both the radius and current are doubled, then drift velocity will be
|
(a) v |
(b) |
(c) |
(d) |