Mam I need some important questions related to sound chapter In physics
Answers
Answer:
Question 1.
What does wave transfer—matter or energy?
Answer:
Energy.
Question 2.
What are mechanical waves?
Answer:
Waves that are characterised by the motion of particles in a medium are called mechanical waves. Mechanical waves require material medium for their propagation.
Question 3.
Where is the density of air higher—at compressions or at rarefactions?
Answer:
At compressions.
Question 4.
What is one complete oscillation?
Answer:
The change in density from one maximum value to the minimum value and again to the maximum value makes one complete oscillation.
Question 5.
On what factor does the pitch of a sound depend?
Answer:
The pitch of a sound depends on the frequency of vibrations. Actually, the pitch of a sound is directly proportional to its frequency.