Home
Class 12
PHYSICS
If there are n capacitors in parallel co...

If there are n capacitors in parallel connected to V volt source, then the energy stored is equal to

A

(a) CV

B

(b) `1/2nCV^2`

C

(c) `CV^2`

D

(d) `(1)/(2n)CV^2`

Text Solution

Verified by Experts

The correct Answer is:
B
The equivalent capacitance of n identical capacitors of capacitance C is equal to nC. Eenrgy stored in this capacitor
`E=1/2(nCV)V^2=1/2nCV^2`
Promotional Banner

Topper's Solved these Questions

  • ELECTROSTATICS

    SUNIL BATRA (41 YEARS IITJEE PHYSICS)|Exercise Subjective Problems|2 Videos

  • ELECTROSTATICS

    SUNIL BATRA (41 YEARS IITJEE PHYSICS)|Exercise Comprehension Based Questions|2 Videos

  • ELECTROMAGNETIC INDUCTION AND ALTERNATING CURRENT

    SUNIL BATRA (41 YEARS IITJEE PHYSICS)|Exercise JEE Main And Advanced|107 Videos

  • MODERN PHYSICS

    SUNIL BATRA (41 YEARS IITJEE PHYSICS)|Exercise MCQ (One Correct Answer|1 Videos

Similar Questions

Explore conceptually related problems

If there are n capacitors each of capacitance C in series combination connected to a V volt source, then the energy stored in each capacitor is equal to :

If n capacitors are connected in parallel to a V volt source then total energy of the system is:

EFIGUREFIGUREective capacitance oFIGURE parallel combination oFIGURE two capacitors C_(1) and C_(2) is 10muFIGURE . When the capacitors are individually connected to a voltage source oFIGURE 1V, the energy stored in the capacitor C_(2) . IFIGURE these capacitors are connected in series, their eFIGUREFIGUREective capacitor will be: lt

n capacitors each of capacity C are joined in parallel. If they are connected to a source of V volts, then the energy stored in the capacitor is

A parallel-plate capacitor with vertical plates is connected to a voltage source and then submerged into a liquid dielectric. How does the level of the dielectric between the plates change in the process? Explain the change of the energy stored by the capacitor

The plates of a parallel plate capacitor have an area of 90cm^(2) each and are separated by a 2mm The capacitor is charged by connecting it to a 400V supply.Then the density of the energy stored in the capacitor ..........?

Fig, shows a network of five capacitors connected to a 100 V supply. Calculate the total charge and energy stored in the network.