[Answered] An elephant can hear sound with a frequency of 15 Hz. What is the wavelength of this wave if the ...

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Author Question: An elephant can hear sound with a frequency of 15 Hz. What is the wavelength of this wave if the ... (Read 73 times)

jace

Hero Member
Posts: 541

on: Jul 29, 2018

An elephant can hear sound with a frequency of 15 Hz. What is the wavelength of this wave if the speed of sound in air is 343 m/s?

What will be an ideal response?

Question 2

As a supersonic airplane increases its speed more and more, the half-angle of the conical shock wave

A) decreases. B) increases. C) is not affected.

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zogaridan

Sr. Member
Posts: 328

Reply #1 on: Jul 29, 2018

Answer to Question 1

23 m

Answer to Question 2

A

jace

Member
Posts: 541

Reply 2 on: Jul 29, 2018

Wow, this really help

yeungji

Member
Posts: 319

Reply 3 on: Yesterday

Excellent

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