A compass needle is placed in the gap of a parallel plate capacitor. The capacitor is connected to a battery through a resistance. The compass needle
1. does not deflect
2. deflects for a very short time and then comes back to the original position
3. deflects and remains deflected as long as the battery is connected
4. deflects and gradually comes to the original position in a time which is large compared to the time constant
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyDisplacement current goes through the gap between the plates of a capacitor when the charge of the capacitor
(a) increases
(b) decreases
(c) does not change
(d) is zero
Choose the correct option
1. (a), (b)
2. (b), (c)
3. (c) only
4. (a), (d)
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology