A parallel plate capacitor is charged and then the DC supply is discon – McqOptions

MCQOPTIONS

1.	A parallel plate capacitor is charged and then the DC supply is disconnected. The plate separation is then increased. Between the plates,
A.	electric field intensity is unchanged
B.	flux density decreases
C.	potential difference decreases
D.	energy stored increases
Answer» D. energy stored increases

Discussion

No Comment Found

Related MCQs

A parallel plate capacitor is connected to a DC source. Now the plates are allowed to move a small displacement under the influence of force of attraction between the two plates. As a result ___________?
A parallel plate capacitor has an electrode area of 1000 mm2, with a spacing of 0.1 mm between the electrodes. The dielectric between the plates is air with a permittivity of 8.85‚Äö√Ñ√∂‚àö‚Ä†‚àö‚â•10-12 F/m. The charge on the capacitor is 100 v. The stored energy in the capacitor is ____________$
The area of two parallel plates is doubled and the distance between these plates is also doubled. The capacitor voltage is kept constant. Under these conditions, force between the plates of this capacitor __________
A parallel plate capacitor is charged and then the DC supply is disconnected. The plate separation is then increased. Between the plates,
A parallel plate capacitor is changed and then the DC supply is disconnected. Now plate separation is allowed to decrease due to force of attraction between the two plates. As a consequence __________
A parallel plate capacitor has a capacitance of 10‚âà√≠¬¨‚à´F. If the linear dimensions of the plates are doubled and distance between them is also doubled, the new value of capacitance would be __________