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When a bar of iron is heated,it expands. What will happen
to it's weight when it is heated
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Answer / ushita
the weight remains the same as weight depends on mass and
acceleration due to gravity
W = m * g
as mass does not change and acceleration due to gravity does
not change so weight remains same
| Is This Answer Correct ? | 11 Yes | 4 No |
Differentiate static and kinetic friction.
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