Question

A metal beam is 6000 mm long at a temperature of 22°C. On a hot day, the temperature rises to 42°C. What is the change in the length of the beam due to thermal expansion?

(Take ametai

(A) 1.52 mm

1.6 x10°C-)

(B) 1.92 mm

(C) 2.92 mm

(D) 3.92 mm​

Answer 1

(B) 1.92mm long length