Question

How much should the temperature of a brass rod be increased so as to increase its length by 1%?
(Given, $α$ for brass is $0.00002°C^{-1}$).

• A. 300°C
• B. 400°C
• C. 500°C
• D. 550°C

Answer 1

Answer: (C)

500°C

Answer 2

The correct option is (C): 500°C.