cstueb2072 cstueb2072
  • 18-10-2022
  • Physics
contestada

an ambulance siren emits a sound of frequency 1200 hz. the speed of the sound in air is 330ms^-1. the ambulance moves towards a stationary ovserver at a constant speed of 40ms^-1

Respuesta :

Otras preguntas

This speech is persuasive because it
the function h(t)=-16t^2+110t+72 models the height h, in feet, of an object above ground t seconds after being launched straight up in the air. What does the nu
Examine the images. Which option is a phase change that occurs between liquids and gases? Select all that apply.
ON A TIMER! A geologist finds a metamorphic rock and notices that it has grains that formed in parallel layers. The geologist pries at the rock, and it splits a
What was the significance of German U-boats WWII and to world history in general. What impacts of the German U-boats can still be seen today? This should be one
A rectangular tile is 2 1/3 times as wide as it is tall. If the tile is 3/4 inch tall, how wide is it?
are tissues present in bacteria
What is the perimeter of quadrilateral ABCD with verticals at A(-11,-6) b(-3,0) c(1,0) and d (1,-6) Answer in units
I really need help with this so may I have help
how auto insurance companies manage risk ?​
ACCESS MORE