Question

The dimensions of pressure are same as that of

• A. energy
• B. energy per unit volume
• C. force
• D. force per unit volume.

Answer 1

Answer: (B)

$\frac{\text{ Energy }}{\text{ Volume }}=\frac{\text{ Work }}{\text{ Volume }}=\frac{\text{ Force }\times \text{ displacement }}{\text{ Volume }}=\frac{\text{ Force }}{\text{ Area }}=\text{Pressure}$