2.What is the SI unit of Young’s modulus
of elasticity?
A. Henry
B. Hertz
C. Pascal
D. Dioptre
Answers
Answered by
1
Ans. C
Sol. Young's modulus of elasticity is the
ratio of longitudinal stress to
longitudinal strain. Stress has units of
pressure and strain is a
dimensionlessquantity and so Young's
modulus has units of pressure. Its SI
unit is therefore Pascal.
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