1.

(A): Transverse mechanical waves can not propagates in liquids and gases. (R): Liquids and gases flow when acted on by shearing stress, they can not sustain shear 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 and 'R' is false
Both 'A' and 'R' are false

Answer :D


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