A vertical glass tube closed at the bottom contains mercury to height of 50 cm at 20^(@)C. What will be the height of mercury column at 40^(@)C? (gamma _(Hg (R ))= 18.5 xx 10 ^(-5) //^(@)C and alpha _(g) = 8 xx 10 ^(-6) //^(@)C)

A vertical glass tube closed at the bottom contains mercury to height

1.	A vertical glass tube closed at the bottom contains mercury to height of 50 cm at 20^(@)C. What will be the height of mercury column at 40^(@)C? (gamma _(Hg (R ))= 18.5 xx 10 ^(-5) //^(@)C and alpha _(g) = 8 xx 10 ^(-6) //^(@)C)
Answer» SOLUTION :`50.20 CM`