Physics, 06.10.2019 11:40 rave35

Four people are spaced at different distances from where a dog is barking. the barking will sound the loudest to the person who is standing

4 m away.

15 m away.

1 m away.

12 m away.

Answers: 2

Show answers

Other questions on the subject: Physics

Physics, 22.06.2019 03:00, 03babyj

Which of the following is an example of units for speed

Answers: 1

continue

Physics, 22.06.2019 03:30, sere50

The focal length of a relaxed human eye is approximately 1.7 cm. when we focus our eyes on a close up object, we can change the refractive power of the eye by about 16 diopters. (a) does the refractive power of our eyes increase or decrease by 16 diopters when we focus closely? explain. (b) calculate the focal length of the eye when we focus closely.

Answers: 3

continue

Physics, 22.06.2019 06:10, crystalryan3797

Africtionless piston-cylinder contains 50 l of saturated liquid r-134a. the piston has a mass and an area resulting in an applied pressure of 500 kpa on the refrigerant. the refrigerant is now heated until its temperature rises to 70∘c. calculate the work (in kj) done during this process.

Answers: 3

continue

Physics, 22.06.2019 10:00, autumnskye1

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: 3

continue

You know the right answer?

Four people are spaced at different distances from where a dog is barking. the barking will sound th...