A protein molecule's diameter is measured as 42 Å using X-ray diffraction. If another measurement instrument gives the diameter in picometers (pm), and the ratio of the two measurements is $\frac{x}{10}$, what is the value of $x$?

The dimensional formula for impulse is

A protein molecule's diameter is measured as 42 Å using X-ray diffraction. If another measurement instrument gives the diameter in picometers (pm), and the ratio of the two measurements is $\frac{x}{10}$, what is the value of $x$?

The dimensions of surface tension are

The physical quantity which has the dimensional formula $\left[ {{{\rm{M}}^1}{{\rm{T}}^{ - 3}}} \right]$ is

Which of the following is not a unit of energy

Which one of the following does not have the same dimensions

Linear momentum and angular momentum have the same dimensions in

The physical quantity angular momentum has the same dimensions as that of

An athletic coach told his team that muscle times speed equals power. What dimensions does he view for muscle

The physical quantity that has no dimensions is