Q.17:- A pipe 20 cm long is closed at one end. Which harmonic mode of the pipe is resonantly excited by a 430 Hz source? Will the same source be in…

Q.17:- A pipe 20 cm long is closed at one end. Which harmonic mode of the pipe is resonantly excited by a 430 Hz source? Will the same source be in…

Q.16:- A steel rod 100 cm long is clamped at its middle. The fundamental frequency of longitudinal vibrations of the rod is given to be 2.53 kHz. What is the speed…

Q.15:- A metre-long tube open at one end, with a movable piston at the other end, shows resonance with a fixed frequency source (a tuning fork of frequency 340 Hz) when…

Q.14:- A wire stretched between two rigid supports vibrates in its fundamental mode with a frequency of 45 Hz. The mass of the wire is 3.5 × 10–2 kg and its…

Q.13:- Given below are some functions of x and t to represent the displacement (transverse or longitudinal) of an elastic wave. State which of these represent (i) a traveling wave,…

Q.12:- (i)For the wave on a string described in Exercise 15.11, do all the points on the string oscillate with the same (a) frequency, (b) phase, (c) amplitude? Explain your…

Q.11:- The transverse displacement of a string (clamped at its both ends) is given by Where x and y are in m and t in s. The length of the string…

Q.10:- For the travelling harmonic wave y (x, t) = 2.0 cos 2π (10t – 0.0080x + 0.35) Where x and y are in cm and t in s. Calculate the…

Q.9:- For the wave described in Exercise 15.8, plot the displacement (y) versus (t) graphs for x = 0, 2 and 4 cm. What are the shapes of these graphs? In…

Q.8:- A transverse harmonic wave on a string is described by Where x and y are in cm and t in s. The positive direction of x is from left to…