$Assertion$ : The dimensional formula for relative velocity is same as that of the change in velocity.

$Reason$ : Relative velocity of $P$  w.r.t. $Q$ is the ratio of velocity of $P$ and that of $Q$.

  • [AIIMS 2002]
  • A

    If both Assertion and Reason are correct and the Reason is a correct explanation of the Assertion.

  • B

    If both Assertion and Reason are correct but Reason is not a correct explanation of the Assertion.

  • C

    If the Assertion is incorrect but the Reason is correct.

  • D

    If the Assertion is correct but Reason is incorrect.

Similar Questions

The quantity $X = \frac{{{\varepsilon _0}LV}}{t}$: ${\varepsilon _0}$ is the permittivity of free space, $L$ is length, $V$ is potential difference and $t$ is time. The dimensions of $X$ are same as that of

  • [IIT 2001]

The dimension of $P = \frac{{{B^2}{l^2}}}{m}$ is 

where $B=$ magnetic field, $l=$ length, $m =$ mass

If dimensions of critical velocity $v_c$ of a liquid flowing through a tube are expressed as$ [\eta ^x \rho ^yr^z]$ where  $\eta ,\rho $ and $r $ are the coefficient of viscosity of liquid, density of liquid and radius of the tube respectively, then the values of $x, y$ and $z$ are given by

  • [AIPMT 2015]

If pressure $P$, velocity $V$ and time $T$ are taken as fundamental physical quantities, the dimensional formula of force is

Dimensions of potential energy are