Which one of the following quantities does not have the unit of force per unit area

(a) Stress                                      

(b) Strain

(c) Young's modulus of elasticity

(d) Pressure

Concept Videos :-

#2 | Stress
#3 | Strain
#4 | Hooks's Law & Young's Modules
#5 | Bulk Modules & Shear Modules
#6 | Solved Problems: Set 1
#7 | Extension in a Stretched Wire
#8 | Derivation for Energy Stored in a Wire
#12 | Solved Problems: Set 2
#13 | Solved Problems: Set 3

Concept Questions :-

Stress-strain

(b) Because strain is a dimensionless and unitless quantity.

Difficulty Level:

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