Subject :NSO Class : Class 2
Subject :NSO Class : Class 4
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Subject :NSO Class : Class 3
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Subject :NSO Class : Class 3
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Subject :NSO Class : Class 8
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Subject :NSO Class : Class 9
Ans 3:
Class : Class 9
doesnt sound travel faster in solids than in liquids and in liquids than gas ?isnt the answer A ?
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Subject :NSO Class : Class 7
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Subject :NSO Class : Class 6
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Subject :NSO Class : Class 6