Mukesh Kumar Gandhi Solutions for Chapter: Sound, Exercise 1: PRACTICE QUESTIONS
Mukesh Kumar Gandhi Physics Solutions for Exercise - Mukesh Kumar Gandhi Solutions for Chapter: Sound, Exercise 1: PRACTICE QUESTIONS
Attempt the practice questions on Chapter 7: Sound, Exercise 1: PRACTICE QUESTIONS with hints and solutions to strengthen your understanding. Together With Physics Class 9 solutions are prepared by Experienced Embibe Experts.
Questions from Mukesh Kumar Gandhi Solutions for Chapter: Sound, Exercise 1: PRACTICE QUESTIONS with Hints & Solutions
What is SONAR?
Draw a curve showing density or pressure variations with respect to distance for a disturbance produced by sound. Mark the position of compression and rarefaction on this curve.
Bats can ascertain distances, directions, nature and size of objects, how?
Differentiate between transverse wave and longitudinal wave.
How does the density affect the speed of sound (Both in material and in gas)?
How does the following factors affect the speed of sound (Both in material and in gas):
Wind.
Write down the properties of ultrasound. State the approximate speed of ultrasound in air.
Differentiate between ultrasonic and subsonic. Also define the term supersonic.
