1. Which of the following is not true
a. Evaporation occurs at any temprature of a liquid
b. Boiling takes place only at the surface of the liquid
c. Evaporation occursonly at the surface of a liquid
d. Boiling of a liquid takes place at a definite temprature and pressure
2. Which of the following does not determine the amount of internal energy an object as?
a. Temprature
b. Amount of material
c. Type of material
d. Shape of the object
3. Thermal expansion of a solid material depends on the following exept
a. The nature of the material making all up the solid
b. The range of the temprature change
c. The initial dimension of the solid
d. Average translational motion of constituent atoms of the materials
4. The statement "Heat lost by hot object is equal to heat gain by code object" another way of expressing the law of conservation of
a. Charge
b. Angular momentum
c. Energy
d. Momentum
5. The absolute zero temprature refers to the temprature at which
a. Pure ice, Water and water vapour at normal atmospheric pressure are in equilibrim
b. Theoretically all thermal motion will cease
c. Pure ice melt at normal atmospheric pressure
d. Pure ice ecomes steam at atmospheric pressure
6. Tin melt at 232 under standard atmospheric pressure. Express this temprature in kelvin
a. 449.16k
b. 505.15k
c. 60.91k
d. 96.19k
1 answer
1 answer