Subject :NSO Class : Class 7
Subject :NSO Class : Class 8
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Subject :NSO Class : Class 1
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Subject :NSO Class : Class 9
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Subject :NSO Class : Class 3
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Subject :NSO Class : Class 4
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Subject :NSO Class : Class 6
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Subject :NSO Class : Class 9
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Subject :NSO Class : Class 8
Materials ‘X’ and ‘Y’ in the figure are
X | Y | |
A | Aluminium foil | Pencil lead |
B | Pencil lead | Copper block |
C | Pencil lead | Wooden block |
D | Copper block | Pencil lead |
Whatâs the answer to this?
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Subject :NSO Class : Class 6