The density of a substance is given as 0.8 g/$cm^3$. Convert this density to kg/$m^3$.

The expression $\left[ {{\rm{M}}{{\rm{L}}^{ - 1}}{{\rm{T}}^{ - 1}}} \right]$ represents

Given that υ is speed, r is the radius and g is the acceleration due to gravity. Which of the following is dimensionless

Which one of the following does not have the same dimensions

The expression $\left[ {{\rm{M}}{{\rm{L}}^{ - 1}}{{\rm{T}}^{ - 1}}} \right]$ represents

Which of the two have same dimensions