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(b) Changes with time
(c) 343 m / sec
(b) rλ=v
(c) Longitudinal wave
A pulse in a medium
(b) Changes with time
(b) Changes with time
See lessSpeed of sound in air at 20 °C is about
(c) 343 m / sec
(c) 343 m / sec
See lessThe relation between speed v frequency r and wavelength λ is
(b) rλ=v
(b) rλ=v
See lessA brass bell is struck with a hammer. The sound waves produced in the air constitute a
(c) Longitudinal wave
(c) Longitudinal wave
See less