Question

The capacity of a parallel plate condenser is $\mu F$ is

• A. 10
• B. 20
• C. 15
• D. 13.33

Answer 1

Answer: (D)

13.33

Answer 2

$C = \frac { A \varepsilon _ { 0 } } { d } = 10 \mu F$

∴ $C _ { 1 } = \frac { 4 } { 3 } \times 10 = 13.33 \mu F$