a metal bar is 2.4 M long after heating its length increase by 2% what is the new length
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2.38 length is saving in metre
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Answer:
original length of metal bar = 2.4m
distance increased by metal bar after heating = 2% of 2.4m
increased length of metal bar = 240/10 × 2/100m
= 120/10 × 1/50 m
=12/10 × 1/5 m
=6×1/5×5 m
=6/25 m + 2.4m
=0.24+2.4m
=2.64m
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