Subject :NSO Class : Class 4
Class : Class 5
Screw is used to fasten things and not really used to lower and raise things.. Isnt D incorrect too?
Subject :NSO Class : Class 3
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Subject :NSO Class : Class 3
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Subject :NSO Class : Class 5
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Ans 10:
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Subject :NSO Class : Class 6
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Subject :NSO Class : Class 6
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Subject :NSO Class : Class 5
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Subject :NSO Class : Class 5
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Subject :NSO Class : Class 5
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Subject :NSO Class : Class 4