Question

10 ) What is the change in length per unit original length per
degree rise in temperature is called? |
O
A ) Co-efficient of friction |
B) Co-efficient of linear expansion |
O O
C)Co-efficient of superficial expansions
D) Co-efficient of cubical expansion |​

Answer 1

Answer:

co-effent of ffriction

Answer 2

Answer:

a option I think

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