Unit of Stefan's constant is
$J\,{s^{ - 1}}$
$J\,{m^{ - 2}}{s^{ - 1}}{K^{ - 4}}$
$J\,{m^{ - 2}}$
$J\,s$
What is $1$ radian ? What is $1$ steradian ?
$Henry/ohm$ can be expressed in
If the unit of length and force be increased four times, then the unit of energy is
Which is not a physical quantity
The equation $\left( {P + \frac{a}{{{V^2}}}} \right)$ $(V - b)$ constant. The units of $a$ are