Question

a metal bar is 2.4 long after heating its length increased by 2% what is the new length ​

Answer 1

Answer:

initial length = 2.4

increased length = 2% of initial length

= (2.4 / 100) × 2

= 4.8 / 100

= 0.048

new length = 2.4 + 0.048

= 2.448

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