What is the unit of coefficient of expansion ?

What is the unit of emf?

A long cylindrical vessel having a linear coefficient of expansion alpha is filled with a liquid up to a certain level. On heating, it is found that the level of the liquid in the cylinder remains the same. What is the volume coefficient of expansion of liquid ?

What is the SI unit of coefficient of viscosity ?

A metal bar is 52.302 cm long at 18^@C and 25.359 cm long at 98^@C . What is the coefficient of linear expansion of the metal ?

The co-efficient of linear expansion of a metal is 18 xx 10^(-6) . what is the co-efficient of cubical expansion of the metal?

What are units of coefficient of viscosity in CGS and MKS units ?

How coefficient of superficial expansion beta is related to coefficient of linear expansion ?

What is co-efficient of cubical expansion ? How it is expressed mathematically with other coefficients of expansion.