In the equation $F = ma$, if the unit of force ($F$) is newton (N), mass ($m$) is kilogram (kg), and acceleration ($a$) is $ms^{-2}$, is the equation dimensionally homogeneous?

If the unit of length and force be increased four times, then the unit of energy is

The SI unit of universal gas constant (R) is

Which of the following equations is dimensionally inconsistent?

Assuming the mass of Earth as $6.64 imes {10^{24}}kg$ and the average mass of the atoms that make up earth as 40u (atomic mass unit), the number of atoms in the Earth are approximately

The physical quantity which is not a unit of energy is

A pressure of ${10^6}$ dyne ${\rm{c}}{{\rm{m}}^{ - 2}}$ is equivalent to

If the units of M and L are increased three times, then the unit of energy will be increased by

Given the equation $P = \frac{a}{V} - \frac{b}{V^2} + cT$, where $P$ is pressure, $V$ is volume, and $T$ is temperature. What are the dimensions of $abc$?

Unit of stress is

Which of the following physical quantities has neither dimensions nor unit?