which of the following is not an unit of Length?
micron
light year
angstrom
radian
The velocity of a particle depends upon the time $t$ according to the equation $v = \sqrt {ab} + bt + \frac{c}{{d + t}}$ The physical quantities which are represented by $a, b, c$ and $d$, are in the following order
Which one of the following is not a unit of young's modulus
Which is not a physical quantity
If $x = a/t + b/{t^2}+c,$, where $x$ is the distance travelled by the body in metres while $t$ is the time in seconds, then the units of $b$ are
Given that: $\lambda = a\,\cos \,\left( {\frac{t}{p} - qx} \right)$ , where $t$ represents time in second and $x$ represents distance in metre. Which of the following statements is true?