MCQ
In an $AC$ circuit containing only capacitance, the current:
- Aleads the voltage by $180$
- Blags the voltage by $90$
- ✓leads the voltage by $90$
- Dremains in phase with the voltage
✓
Answer
Correct option: C.
leads the voltage by $90$
Current leads by $90^\circ .$
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
Four resistances are connected in a circuit in the given figure. The electric current flowing through $4\, ohm$ and $6\, ohm$ resistance is respectively
→When an object is placed between two parallel mirrors, then number of images formed is
Towards the centre of sun
The mobility of free electrons is greater than that of free holes because:
A condenser of capacity $C$ is charged to a potential difference of $V_1$ . The plates of the condenser are then connected to an ideal inductor of inductance $L$. The current through the inductor when the potential difference across the condenser reduces to $V_2$ is
→When a hydrogen bomb explodes, which of the following is used?
Two stars are $10$ light years away from the earth. They are seen through a telescope of objective diameter $30\, cm$. The wavelength of light is $600\, nm$. To see the stars just resolved by the telescope, the minimum distance between them should be ( $1$ light year $= 9.46 \times 10^{15}\, m$) of the order of
→Inside a conductor electrostatic field is:
A sphere encloses an electric dipole with charge $\pm 3 \times 10^{-6} \;\mathrm{C} .$ What is the total electric flux across the sphere?......${Nm}^{2} / {C}$
→The sum of the focal lengths of the objective and an eyepiece, in case of an astronomical telescope. is equal to: $($final image is at $\infty)$
→