Units and Dimensions Questions

Which one of the following represents the correct dimensions of the coefficient of viscosity?

Which of the following units denotes the dimensions $[M{L}^2/Q^2]$, where $Q$ denotes the electric charge?

Out of the following pair, which one does NOT have identical dimensions?

Dimensions of $\frac{1}{{\mu }_0{ϵ}_0}$, where symbols have their usual meaning, are:

The physical quantities not having same dimensions are:

The dimension of magnetic field $B$ in M, L, T and C (Coulomb) is given as:

Resistance of a given wire is obtained by measuring the current flowing in it and the voltage difference applied across it. If the percentage errors in the measurement of the current and the voltage difference are 3% each, then error in the value of resistance of the wire is: