Mansi Garg and Jitendra Kumar Solutions for Chapter: Sound, Exercise 1: Check Point 1

Write the name of types of waves on the basis of medium.

Is water waves a mechanical wave?

Is wave in a string a transverse wave?

Is a sound wave generated as a transverse wave?

What is the SI unit of wavelength? 

What is the relationship between velocity, frequency and wavelength of a wave?

A wave vibrates up and down $5$ times in $0.5 \mathrm{s}$ and it covers a distance of $7 \mathrm{m}$ during this interval. Calculate the frequency of the wave. 

A wave vibrates up and down $5$ times in $0.5 \mathrm{s}$ and it covers a distance of $7 \mathrm{m}$ during this interval. Calculate the velocity of the wave.