A metal rod has a length of 100cm at 200 o C. At what temperature

PHYSICS

JAMB 2019

A metal rod has a length of 100cm at 200^oC. At what temperature will its length be 99.4cm. If the linear expansivity of the material of the rod is 2 x 10^âˆ’5C^âˆ’1

A. 200^oC
B. 300^oC
C. 100^oC
D. -100^oC

Correct Answer: D. -100^oC

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A metal rod has a length of 100cm at 200 o C. At what temperature

Correct Answer: D. -100oC

Correct Answer: D. -100^oC