The potential energy $u$ of a particle varies with distance $x$ from a fixed origin as $u=\frac{A \sqrt{x}}{x+B}$, where $A$ and $B$ are constants. The dimensions of $A$ and $B$ are respectively
The potential energy $u$ of a particle varies with distance $x$ from a fixed origin as $u=\frac{A \sqrt{x}}{x+B}$, where $A$ and $B$ are constants. The dimensions of $A$ and $B$ are respectively
- A
$\left[ ML ^{5 / 2} T ^{-2}\right],[ L ]$
- B
$\left[ MLT ^{-2}\right],\left[L^2\right]$
- C
$[L],\left[ ML ^{3 / 2} T ^{-2}\right]$
- D
$\left[L^2\right],\left[ MLT ^{-2}\right]$
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