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Sound Propagation

Identify the ...

Question

Identify the conclusions which can be concluded by given statements
Statement I Solids are elastic.
Statement II Elastic media transport sound energy.
Conclusion A All media which transport sound energy are solids.
Conclusion B Solids transport sound energy.

A

If only conclusion A follows

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B

If only conclusion B follows

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C

If either A or B follows

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D

If neither A nor B follows

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E

If both A and B follow

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Solution

The correct option is B If only conclusion B follows
Statement I Solids are elastic.
Statement II Elastic media transport sound energy.
Conclusion A All media which transport sound energy are solids. False, not stated.
Conclusion B Solids transport sound energy. True, Solids are elastic and elastic media transport sound energy. So, solids transport sound energy.

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