Question 1
When the coefficient of linear expansion, α, and the temperature change, Tf−Ti, are large, a length Li of a solid substance expands in length to
◦ Lf = αLi(Tf- Ti).
◦ Lf = Li[1 + α(Tf- Ti)].
◦ Lf = Li[1 + ln(α(Tf- Ti))].
◦ .
◦ .
Question 2
Which of the following is not a possible thermometric property of a body?
◦ The change in length of a solid.
◦ The change in volume of a gas at constant pressure.
◦ The change in pressure of a gas at constant volume.
◦ The change in weight at constant pressure and volume.
◦ The change in electrical resistance of a conductor.
Answer 1
.
Answer 2
The change in weight at constant pressure and volume.