The SI unit of pressure gradient is

Options

A. `Nm^(-2)`
B. `Nm`
C. `Nm^(-1)`
D. `Nm^(-3)`

Answer

D

Explanation

Pressure gradient`=("Pressure")/("Distance")`
`because` The SI unit of pressure is `Nm^(-2)` and distance is m.
`therefore` The SI unit of pressure gradient is `Nm^(-3)`.