Which is dimensionless

  • A

    $\frac{{{\rm{Force}}}}{{{\rm{Acceleration}}}}$

  • B

    $\frac{{{\rm{Velocity}}}}{{{\rm{Acceleration}}}}$

  • C

    $\frac{{{\rm{Volume}}}}{{{\rm{Area}}}}$

  • D

    $\frac{{{\rm{Energy}}}}{{{\rm{Work}}}}$

Similar Questions

Which of the following represents the dimensions of Farad

If the capacitance of a nanocapacitor is measured in terms of a unit $u$ made by combining the electric charge $e,$ Bohr radius $a_0,$ Planck's constant $h$ and speed of light $c$ then

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The dimension of $\frac{1}{2} \varepsilon_0 E ^2$, where $\varepsilon_0$ is permittivity of free space and $E$ is electric field, is

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What is the dimensions of impedance?

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Match List $I$ with List $II$

List $I$ List $II$
$(A)$ Young's Modulus $(Y)$ $(I)$ $\left[ M L ^{-1} T ^{-1}\right]$
$(B)$ Co-efficient of Viscosity $(\eta)$ $(II)$ $\left[ M L ^2 T ^{-1}\right]$
$(C)$ Planck's Constant $(h)$ $(III)$ $\left[ M L ^{-1} T ^{-2}\right]$
$(D)$ Work Function $(\phi)$ $(IV)$ $\left[ M L ^2 T ^{-2}\right]$

Choose the correct answer from the options given below:

  • [JEE MAIN 2023]