According to Newton, the viscous force acting between liquid layers of area A and velocity gradient `(Deltav)/(Delta z)` is given by `F = -eta A (dv)/(dz)`, where `eta` is constant called coefficient of viscosity . The dimensional formula of its

Options

A. `[ML^(-2) T^(-2) ]`
B. `[ M^(0) L^(0) T^(0) ]`
C. `[ML^(2) T^(-2) ]`
D. `[ML^(-1) T^(-1) ]`

Answer

A