Comprehensive Questions, Waves See here answers to the comprehensive questions on waves included in the new course of First Year. S No Question Question 1…
Question 3: Explain the following terms; (1) Crest (2) Trough (3) Compression (4) Rarefaction (5) Node (6) Anti-node ANSWER In case of a transverse…
Question 4: What do you mean by stationary waves? Show that as the string vibrates in more and more loops, its frequency increases and wavelength…
Question 5: Explain Newton’s formula for the speed of sound. ANSWER Newton’s formula for the speed of sound The distance covered by the sound wave…
Question 6: Explain the speed of sound in a gas and give all factors which affect the speed of sound in the air. ANSWER Sound…
Question 7: How the speed of sound in air varies with temperature? Show that for each degree rise in temperature speed of sound increases by…
Question 8: What are beats? How they are produced and show that the number of beats per second is equal to the difference of frequencies…
Question 9: What is Doppler’s effect? Derive expressions for the frequencies heard,(1) When the sounding source approaching a stationary listener.(2) When the listener moves towards…
Question 10: What are organ pipes? Show that an open organ pipe is richer in harmonics than a closed organ pipe. ANSWER An organ pipe…
Question 11: Explain the vibration in a closed organ pipe. Show that the frequency of third harmonic is 5v/4L . ANSWER A pipe whose end…