Nanagibson9028 Nanagibson9028

24-11-2021
Physics

contestada

What frequency (in Hz) is received by a person watching an oncoming ambulance moving at 100 km/h and emitting a steady 800 Hz sound from its siren

Respuesta :

Аноним Аноним

24-11-2021

Answer:

Explanation:

Assuming speed of sound is 343 m/s

100 km/h = 28 m/s

f = 800•(343 + 0) / (343 - 28) = 871 Hz

Answer Link

Otras preguntas

f Daria repeats the experiment 50 more times, how many of those times should she expect to pull a yellow marble?

If a FM radio station broadcasts at 80. 3 MHz (megahertz), what is its wavelength in m (speed of light 3. 0 x 108 m/s)

(-5 -10 -32 ) • (4 - 8 - 16) = Can someone help me please

A man invests a sum of money ($8,000) in a bank that offers a rate of 5%. He invests the money for 2 years. Calculate the amount of money in the bank at the end

Find the sum of the arithmetic sequence 1, 4, 7, 10, ...,94; n=32

A village loses 20% of their goats to the flood and 5% die from diseases. There are 8084 goats left, how many goats were their originally.

what does Eukaryote mean? (Biology)

Organisms which prepare food for themselves using simple naturally available raw materials are referred to as(a) heterotrophs(b) autotrophs(c) parasites(d) sapr

How do earthquakes impact buildings? Why is there a need to develop technologies for buildings to be earthquake-proof? Write it in a paragraph. note: nonesense

198.25 rounded to the nearest tenth