Question

For an anisotropic solid a values in x, y, z direction is 2:3:7. If coefficient of volume expansion is2.4×10−6/°C find areal expansion coefficient of the solid in XY plane.

 

A)  2×10−5/°C

B)  10×10−7/°C

C)  7×10−3/°C

D)  10×10−9/°C​

Answer 1

Answer:

The answer is a option B

Answer 2

Answer:

the answer is option b thanks