Fill in the blanks :
$(a)$ Evaporation of a liquid at room temperature leads to a ........... effect.
$(b)$ At room temperature,the forces of attraction between the particles of solid substances are ........... than those which exist in the gaseous state.
$(c)$ The arrangement of particles is less ordered in the ........... state. However,there is no order in the ........... state.
$(d)$ ........... is the change of solid state directly to vapour state without going through the ........... state.
$(e)$ The phenomenon of change of a liquid into the gaseous state at any temperature below its boiling point is called ...........

Vedclass pdf generator app on play store
Vedclass iOS app on app store
(N/A) cooling
$(b)$ stronger
$(c)$ liquid,gaseous
$(d)$ sublimation,liquid
$(e)$ evaporation

Explore More

Similar Questions

Account for the following:
$(a)$ When sugar crystals dissolve in water,the level of water does not rise appreciably.
$(b)$ Doctors advise to put strips of wet cloth on the forehead of a person having high fever.
$(c)$ Naphthalene balls disappear with time without leaving any solid residue.
$(d)$ $A$ wooden table should be called a solid.
$(e)$ Dogs generally hang out their tongue in summer.

Difficult
View Solution

The mass per unit volume of a substance is called density $(density = mass/volume)$. Arrange the following in order of increasing density: air, exhaust from chimneys, honey, water, chalk, cotton, and iron.

Comment on the following statements :
$(a)$ Evaporation produces cooling.
$(b)$ Rate of evaporation of an aqueous solution decreases with increase in humidity.
$(c)$ Sponge though compressible is a solid.

The non-$SI$ and $SI$ units of some physical quantities are given in Column $A$ and Column $B$ respectively. Match the units belonging to the same physical quantity:
Column $A$ Column $B$
$(a)$ degree Celsius $(i)$ kilogram
$(b)$ centimeter $(ii)$ pascal
$(c)$ gram per centimetre cube $(iii)$ metre
$(d)$ bar $(iv)$ kelvin
$(e)$ milligram $(v)$ kilogram per metre cube

$A$ glass tumbler containing hot water is kept in the freezer compartment of a refrigerator (temperature $< 0\,^{\circ}\text{C}$). If you could measure the temperature of the content of the tumbler,which of the following graphs would correctly represent the change in its temperature as a function of time?

Vedclass Products

For Students

Vedclass Test Series

Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.

Start Free Trial
For Teachers

Exam Paper Generator

Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.

Try Free
For Institutes

Online Exam Module

Live online exams with unlimited students, 360° analytics & white-label branding.

See Demo