Figure `7.20` shows a tube structure in which signal is sent from one end and is received at the other end . The frequency of the sound source can be varied electronically between `2000 to 5000 Hz`. Find the frequencies at which maxima of intensity are detected . The speed of sound in air `340 m//s`.

Figure 7.75 shows a tube structure in which a sound signal is bent from one end and is received at the other end . The semicircular part has a radius of 20.0 cm . The frequency of the sound source can be varied electronically between 1000 and 4000 Hz . Find the frequencies at which maxima of intensity are detected. The speed of sound in air = 340 m//s .

Figure 7.75 shows a tube structure in which a sound signal is bent from one end and is received at the other end . The semicircular part has a radius of 20.0 cm . The frequency of the sound source can be varied electronically between 1000 and 4000 Hz . Find the frequencies at which maxima of intensity are detected. The speed of sound in air = 340 m//s .

Figure shows a tube structure in which a sound signal is sent from one end and is received at the other end. The semicircular part has a radius of 20.0 cm. The frequency of the sound source can be varied electronically between 1000 and 4000 Hz. Find the frequencies at which maxima of intensity are detected. The speed of sound in air = 340ms^-1 .

Figure shows a tube structure in which a sound signal is sent from one end and is received at the other end. The semicircular part has a radius of 20.0 cm. The frequency of the sound source can be varied electronically between 1000 and 4000 Hz. Find the frequencies at which maxima of intensity are detected. The speed of sound in air = 340ms^-1 .

Figure shows a tube structure in which a sund signal is sent from one end and is received at the other end.The semicircular part has a radius of 20.0 cm. The frequency ohet sound source can be varied elertronically between 1000 and 4000 Hz. Find the frequencies at which maxima of intensity are detected. The speed of sound in air = 3400ms^-1.

Figure shows a tube structure in which a sound signal is sent from one end and is received at the other end. The semicircular part has a radius of 10.0 cm. The frequency of the sound source can be varied from 1 to 10 kHz. Find the frequencies at which the ear perceives maximum intensity. The speed of sound in air = 342 m//s

In the shown figure ABCDE is a tube which is open at A and D. A soruce of sound A is placed in front of A. if frequency of the source can be varried from 2000 Hz to 4000 Hz. Find frequencies at which a detector placed in front of D receives a maxima of intensity. (Given speed of sound =340m//s )

In the shown figure ABCDE is a tube which is open at A and D. A soruce of sound A is placed in front of A. if frequency of the source can be varried from 2000 Hz to 4000 Hz. Find frequencies at which a detector placed in front of D receives a maxima of intensity. (Given speed of sound =340m//s )

An electronically driven loudspeaker is placed near the open end of a resonance column apparatus. The length of air column in the tube is 80 cm. The frequency of the loudspeaker can be varied between 20 Hz and 2 kHz. Find the frequencies at which the column will resonate. Speed of sound in air = 320 m s^-1

An electronically driven loudspeaker is placed near the open end of a resonance column apparatus. The length of air column in the tube is 80 cm. The frequency of the loudspeaker can be varied between 20 Hz and 2 kHz. Find the frequencies at which the column will resonate. Speed of sound in air = 320 m s^-1