Problem

Find the dimensional formulae of Some of the equations containing these quantities are

F = -\eta A \left( \frac{\Delta v}{\Delta l} \right), \quad q = It, \quad U = VIt, \quad q = CV \text{ and } V = IR

where,

A

denotes the area,

v

the velocity,

l

is the length,

I

the electric current,

t

the time and

U

the energy. (a) coefficient of viscosity

\eta

(b) charge

q

V

(d) capacitance

C

(e) resistance

R