Wave velocity in a continuous system

Any system whose particle motion are governed by classical wave equation is a system in which harmonic waves of any wavelength can travel with the speed v
The value of v depends on the elastic and inertial properties of the system under consideration.
(1) Transverse wave on a stretched string

Displacement of the string is governed by the equation

Tips for CBSE Exams

Examination time is the time when you are busy most of your time doing nothing but studying hard round the clock even in night so that you can score good marks in your exams and get promoted to new class. Although it is important to study hard during your exams but you should not let exam pressure take over you and you should not feel stressed during your exam days. Do not feel anxius and remember that at the end of the day, it is after all just an exam!

IITJEE/IIT Advanced Chemistry syllabus

General topics: Concept of atoms and molecules; Dalton’s atomic theory; Mole concept; Chemical formulae; Balanced chemical equations; Calculations (based on mole concept) involving common oxidation-reduction, neutralisation, and displacement reactions; Concentration in terms of mole fraction, molarity, molality and normality.

Gaseous and liquid states: Absolute scale of temperature, ideal gas equation; Deviation from ideality, van der Waals equation;

IITJEE information

Indian Institute of Technology Joint Entrance Exam (IIT-JEE),organized and conducted by IITs attracts the brightest minds of the nation every year and is attended by lakhs of students who aspire to get admission in Engineering and Technology. Getting admitted into the IITs is often considered the height of accomplishment due to high standards of the examination.IITs were first conceived by then prime minister Jawaharlal Nehru in 1950s as part of his vision to promote the growth of science and technology in India.