Write the dimensional formula for energy density.

Dimensions of the coefficient of viscosity are

The dimensional formula for impulse is

Out of the following,which pair of quantities does not have the same dimensions?

Dimensions of resistance in an electrical circuit in terms of dimension of mass $M$,of length $L$,of time $T$,and of current $I$ would be:

The potential energy of a particle varies with distance $x$ from a fixed origin as $V = \frac{A\sqrt{x}}{x + B}$,where $A$ and $B$ are constants. The dimensions of $AB$ are