In the equation $y = pq$ $tan\,(qt)$, $y$ represents position, $p$ and $q$ are unknown physical quantities and $t$ is time. Dimensional formula of $p$ is
${L^{1}}{T^{ - 1}}$
${L^1}{T^1}$
${L^{ - 1}}{T^1}$
${L^{ - 1}}{T^{ - 1}}$
The dimensional formula of latent heat is:
Dimensional formula for thermal conductivity is (here $K$ denotes the temperature)
Dimension of $\frac{1}{\mu_0 \varepsilon_0}$ should be equal to
If $C$ and $L$ denote capacitance and inductance respectively, then the dimensions of $LC$ are
Which of the following is a dimensional constant?