subject
Physics, 26.04.2020 08:13 lucifer6669

Which of the following is an example of the Doppler effect?
Vibrations from a tuning fork pass through the air and cause a nearby dish of
water to produce ripples of the same frequency.
Two identical musical instruments being played next to each other will produce a
sound twice as loud as if only one were played.
A hiker shouts "hello" into a canyon and hears it repeated back several times
before it fades away.
The siren of a police car sounds different when the car is coming toward you
than it does when it passes you.

ansver
Answers: 1

Another question on Physics

question
Physics, 22.06.2019 09:00
In a heat engine if 1000 j of heat enters the system the piston does 500 j of work, what is the final internal energy of the system if the initial energy was 2000 j? 1. write the equation 2.list out your known variables 3.plug the numbers into the equations 4.solve 5.write your solution statement that includes initial energy and final
Answers: 1
question
Physics, 22.06.2019 14:00
If element x has 99 protons how many electrons does it have
Answers: 1
question
Physics, 22.06.2019 16:20
Which best describes what forms in nuclear fission? a. two smaller, more stable nucleib. two larger, less stable nucleic. one smaller, less stable nucleusd. one larger, more stable nucleus
Answers: 1
question
Physics, 22.06.2019 19:40
Currents in dc transmission lines can be 100 a or higher. some people are concerned that the electromagnetic fields from such lines near their homes could pose health dangers. for a line that has current 150 a and a height of 8.0 m above the ground, what magnetic field does the line produce at ground level? express your answer in teslas and as a percentage of the earth’s magnetic field, which is 0.50 g. is this value cause for worry?
Answers: 1
You know the right answer?
Which of the following is an example of the Doppler effect?
Vibrations from a tuning fork pass...
Questions
question
Mathematics, 30.11.2020 18:10
question
Mathematics, 30.11.2020 18:10
question
Mathematics, 30.11.2020 18:10
question
Mathematics, 30.11.2020 18:10