Question

An air parallel plate capacitor has capacity C. When the area and distance between the plates is doubled, the capacitance is C₁, then $\frac { \mathrm { C } _ { 1 } } { \mathrm { C } }$ is–

• A. 1
• B. 2
• C. 3
• D.

Answer 1

Answer: (A)

1

Answer 2

C =

C₁ = = C

$\frac { \mathrm { C } _ { 1 } } { \mathrm { C } }$ = 1