A solid metal cube of side 10 cm is heated from
10oC to 60oC. lf the linear expansivity of the metal is 1.2 x 105K-1, calculate the increase in its volume.
10oC to 60oC. lf the linear expansivity of the metal is 1.2 x 105K-1, calculate the increase in its volume.
-
A.
0.6cm3 -
B.
1.2 cm3 -
C.
1.8 cm3 -
D.
3.6 cm3 -
E.
6.0cm3.
Correct Answer: Option C
Explanation
Δv = 3αvΔθ = 3 x 1.2 x 10-5 x 1000
X(60 – 10) = 1.8cm