When a condenser of capacitor C is givenn a charge Q, the P.D. across its plates is V. the diemnsional formula for QV is

Options

A. `M^(1)L^(1)T^(-1)`
B. `M^(1)L^(2)T^(-2)`
C. `M^(2)L^(-2)T^(2)`
D. `M^(1)L^(1)T^(-2)`

Answer

B

Explanation

`[QV]=[Qxx(W)/(Q)]=[Q]=[L^(2)M^(1)T^(-2)]`