Question

when a metal rod of length 1.8 m at 0°c
is heated to 50°C its linear expansion
is 1.4 mm. Find the coefficient of a
expansion of the metal.


please answer​

Answer 1

Answer:

1.555×10^(-5)

Explanation:

change in length=laT

1.4×10^(-3) =1.8×a×(50-0)

a =1.555×10^(-5)