Question

(a)
17. Dimensions of stress are ...
(a) I'M​

Answer 1

Answer:

stress is a physical quantity that expresses the internal forces that neighbouring particles of a continuous material exert on each other, while strain is the measure of the deformation of the material.

Explanation:

●Common symbols = σ

●SI unit = Pascal

●Other units =lbf per square inch ( lbf/in2 ) psi, bar

●In SI base units = Pa = kg⋅m−1⋅s−2

●Dimensions = L^-1 MT^-2