Which of the following quantities has no...

Which of the following quantities has not been expressed in proper unit?

A

Torque : Newton metre

B

Stress : ` "Newton metre"^(-2)`

C

Modulus of elasticity : `"Newton metre"^(-2)`

D

Surface tension : `"Newton metre"^(-2)`

Verified by Experts

The correct Answer is:

D

Force per unit length is called surface tension and It’s unit Newton - `"meter"^(-1)` or `Nm^(-1)` .

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