An electron is moving along positive x-axis. To get it moving on an anticlockwise circular path in x-y plane, a magnetic filed is applied
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(a) Along positive y-axis |
(b) Along positive z-axis |
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(c) Along negative y-axis |
(d) Along negative z-axis |
(b) Along positive z-axis
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Assertion : A person touching a high power line gets stuck with the line.
Reason : The current carrying wires attract the man towards it.
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(a) If both assertion and reason are true and the reason is the correct explanation of the assertion. |
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(b) If both assertion and reason are true but reason is not the correct explanation of the assertion. |
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(c) If assertion is true but reason is false. |
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(d) If the assertion and reason both are false. |
When we touch the terminals of a high voltage capacitor, even after a high voltage has been cut off, then the capacitor has a tendency to
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(a) Restore energy |
(b) Discharge energy |
(c) Affect dangerously |
(d) Both (b) and (c) |
If the separation between slits in Young’s double slit experiment is reduced to 
the fringe width becomes n times. The value of n is
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(a) 3 |
(b) |
(c) 9 |
(d) |
A metallic square loop ABCD is moving in its own plane with velocity v in a uniform magnetic field perpendicular to its plane as shown in the figure. An electric field is induced
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(a) In AD, but not in BC |
(b) In BC, but not in AD |
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(c) Neither in AD nor in BC |
(d) In both AD and BC |
