1.

(A): A wire may be stiffer than another wire B. But B may stronger than A (R): A high Young's modulus does not necessarily imply a high value for the breaking stress

Answer»

Both (A) and (R) are true and (R) is the CORRECT EXPLANATION of (A)
Both (A) and (R) are true and (R) is not the correct explanation of (A)
(A) is true but (R) is false
Both (A) and (R) are false

Answer :A


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