Home
Class 11
PHYSICS
A capacitor has capacity C and reactance...

A capacitor has capacity C and reactance X. If capacitance and frequency become double, then reactance will be

A

`4X`

B

`X//2`

C

`X//4`

D

`2X`

Text Solution

Verified by Experts

Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

Similar Questions

Explore conceptually related problems

Capacitive reactance .

A 1.5 mu F capacitor has a capacitative reactance of 12 Omega . What is the frequency of the source ? If frequency of source is double, what will be the capacitative reactance ?

Knowledge Check

  • The reactance of a capacitor of capacitance C is X. If both th frequency and capacitance be doubled, then new reactance will be

    A
    `X`
    B
    `2X`
    C
    `4X`
    D
    `(X)/(4)`

  • An air parallel plate capacitor has capacity C. When the area and distance between the plates is doubled, the capacitance is C_(1) , then (C_(1))/(C ) is -

    A
    1
    B
    2
    C
    3
    D
    4

  • The reactance of a capacitor in an A.C. circuit is 10Omega . If the frequency of A.C. is doubled, its reactance will become

    A
    `5Omega`
    B
    `10Omega`
    C
    `15Omega`
    D
    `20Omega`

    • Similar Questions

    Explore conceptually related problems

    The reactance of a capacitor is X_(C) . If both the frequency and the capacitance are double, then the new reactance will be

    A coil has reactance of 100Omega when frequency is 50Hz. If the frequency becomes 150Hz, then the reactance will be –

    In a pure capacitive circuit if the frequency of ac source is doubled, then its capacitive reactance will be

    The capacitivie reactance of a condenser of capacitance C is

    The inductive reactance of a coil is 1000Omega . If its inductance and the frequency of A.C. supply are both doubled, then the reactance will become

    Home
    Profile