A capacitor is having a capacity of $$2~\text{pF}$$. The electric potential across the capacitor is changing with a value of $$10^{12}~\text{V/s}$$. The displacement current is:
 1 $$2$$ A 2 $$3$$ A 3 $$6$$ A 4 $$9$$ A
Subtopic:  Displacement Current |
89%
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The S.I. unit of displacement current is:

 1 Henry 2 Coulomb 3 Ampere 4 Farad
Subtopic:  Displacement Current |
87%
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Instantaneous displacement current of $$2.0$$ A is set up in the space between two parallel plates of $$1~\mu \text{F}$$ capacitor. The rate of change in potential difference across the capacitor is:
1. $$3\times 10^{6}~\text{V/s}$$
2. $$4\times 10^{6}~\text{V/s}$$
3. $$2\times 10^{6}~\text{V/s}$$
4. None of these

Subtopic:  Displacement Current |
87%
From NCERT
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In an electric circuit, there is a capacitor of reactance $$100~\Omega$$ connected across the source of $$220~\text{V}$$. The rms value of displacement current will be:
1. $$2.2~\text{A}$$
2. $$0.22~\text{A}$$
3. $$4.2~\text{A}$$
4. $$2.4~\text{A}$$

Subtopic:  Displacement Current |
87%
From NCERT
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A variable frequency AC source is connected to a capacitor. Then on increasing the frequency:

 1 Both conduction current and displacement current will increase 2 Both conduction current and displacement current will decrease 3 Conduction current will increase and displacement current will decrease 4 Conduction current will decrease and displacement current will increase
Subtopic:  Displacement Current |
73%
From NCERT
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The charge of a parallel plate capacitor is varying as $$q = q_{0} \sin\omega t$$. Find the magnitude of displacement current through the capacitor.
(Plate Area = $$A$$, separation of plates = $$d$$)
1. $$q_{0}\cos \left(\omega t \right)$$
2. $$q_{0} \omega \sin\omega t$$
3. $$q_{0} \omega \cos \omega t$$
4. $$\frac{q_{0} A \omega}{d} \cos \omega t$$

Subtopic:  Displacement Current |
72%
From NCERT
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A parallel plate capacitor with plate area $$A$$ and separation between the plates $$d$$, is charged by a source having current $$i$$ at some instant. Consider a plane surface of area $$A/2$$ parallel to the plates and drawn symmetrically between the plates. The displacement current through this area is:
1. $$i$$
2. $$i/2$$
3. $$i/4$$
4. $$i/8$$

Subtopic:  Displacement Current |
73%
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A capacitor is made of two circular plates each of radius $$12~\text{cm}$$ and separated by $$5.0~\text{cm}$$. The capacitor is being charged by an external source. The charging current is constant and equal to $$0.15~\text{A}$$. The displacement current across the plates is:
1. $$0$$
2. $$0.14~\text{A}$$
3. $$0.16~\text{A}$$
4. $$0.15~\text{A}$$

Subtopic:  Displacement Current |
71%
From NCERT
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A larger parallel plate capacitor, whose plates have an area of $$1~\text{m}^2,$$ separated from each other by $$1$$ mm, is being charged at a rate of $$25.8$$ V/s. If the plates have dielectric constant $$10$$, then the displacement current at this instant is:
1. $$25~\mu\text{A}$$
2. $$11~\mu\text{A}$$
3. $$2.2~\mu\text{A}$$
4. $$1.1~\mu\text{A}$$

Subtopic:  Displacement Current |
68%
From NCERT
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A parallel plate capacitor consists of two circular plates each of radius $$2~\text{cm}$$, separated by a distance of $$0.1~\text{mm}$$. If the voltage across the plates is varying at the rate of $$5\times10^{13}~\text{V/s}$$, then the value of displacement current is:
1. $$5.50~\text{A}$$
2. $$5.56\times 10^{2}~\text{A}$$
3. $$5.56\times 10^{3}~\text{A}$$
4. $$2.28\times 10^{4}~\text{A}$$

Subtopic:  Displacement Current |
64%
From NCERT
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