If the dimensions of a physical quantity are given by $M^aL^bT^c$,then the physical quantity will be:

Write the dimensional formula of $\frac{GM_e}{gr^2}$.

Give the dimensional formula of the coefficient of viscosity.

The force of interaction between two atoms is given by $F = \alpha \beta \exp \left( - \frac{x^2}{\alpha kt} \right)$,where $x$ is the distance,$k$ is the Boltzmann constant,$T$ is temperature,and $\alpha$ and $\beta$ are two constants. The dimension of $\beta$ is:

The dimensions of the universal gravitational constant are:

The dimensions of $emf$ in $MKS$ system (in terms of charge $Q$) is: