Question

If momentum [P], area [A] and time [T] are taken as fundamental quantities, then the dimensional formula for coefficient of viscosity is:

(A) [P A^-1 T⁰]

(B) [P A T^-1]

(C) [P A^-1 T]

(D) [P A^-1 T^-1]

Answer 1

Correct option is (A) [P A^-1 T⁰]

Viscosity = pascal.second