Q5
Determine the correctness or otherwise of the following Assertion [a] and the Reason [r]. Assertion: In a pure metal weld, elastic modulus in the heat affected zone (HAZ) is the same as that in the base metal. Reason: Coarse grained microstructure in the HAZ results in lower hardness.
A.
Both [a] and [r] are true and [r] is the correct reason for [a]
B.
Both [a] and [r] are true and [r] is not the correct reason for [a]
AnswerC.
Both [a] and [r] are false
D.
[a] is true but [r] is false
Answer: Option B
Solution
Answer: Option B
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