Physics Elasticity Question 6
Assertion: Strain is a unitless quantity. Reason: Strain is equivalent to stress.
Options:
A) If both assertion and reason are true and the reason is the correct explanation of the assertion.
B) If both assertion and reason are true but reason is not the correct explanation of the assertion.
C) If assertion is true but reason is false.
D) If the assertion and reason are both false.
E) If assertion is false but reason is true.
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Answer:
Correct Answer: C
Solution:
Strain is the ratio of change in dimensions of the body to the original dimensions. Because this is a ratio, it is dimensionless.
Therefore, it is a dimensionless quantity.
BETA
