MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Capacitance of Parallel Plate Capacitor

In a parallel...

Question

In a parallel plate condenser if the distance between the plates is made half and the dielectric constant is doubled, then the capacity increases by a factor:

A

2 times

No worries! We‘ve got your back. Try BYJU‘S free classes today!

B

4 times

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

C

8 times

No worries! We‘ve got your back. Try BYJU‘S free classes today!

D

16 times

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is A 4 times
We know,
$C = \frac{k l_{0} A}{d}$
Now distance is halved k id doubled
$C_{1} = \frac{(2 k) l_{0} A}{(^{d} / 2)}$
$C_{1} = 4 C$

Suggest Corrections

thumbs-up

0

Similar questions

Q. The capacity of a parallel plate condenser without any dielectric is C. If the distance between the plates is doubled and the space between the plates is filled with a substance of dielectric constant

3

, the capacity of the condenser becomes:

Q. A parallel plate condenser initially has air as a medium between the plates. If a slab of dielectric constant 5 having thickness half the distance of separation between the plates is introduced, the percentage increase in its capacity will be ___

Q. The area of the plates of a parallel plate condenser is A and the distance between the plates is 10 mm. There are two dielectric sheets in it, one of dielectric constant 10 and thickness 6 mm and the other of dielectric constant 5 and thickness 4 mm, the capacity of the condenser is:-

Q. An air filled parallel plate condenser has a capacity of

2 p F

. The separation of the plates is doubled and the inter-space between the plates is filled with wax. If the capacity is increased to

6

pF, the dielectric constant of wax is.

Q. The capacity of a parallel plate air condenser is

2 μ F

. If a dielectric of dielectric constant

4

is introduced between the plates, its new capacity is:

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Capacitance of a Parallel Plate Capacitor

PHYSICS

Watch in App

explore_more_icon

Explore more

Capacitance of Parallel Plate Capacitor

Standard XII Physics

Join BYJU'S Learning Program

CrossIcon