Physics, 05.07.2020 14:01 swilks

You are trying to overhear a juicy conversation, but from your distance of 20.0 m, it sounds like only an average whisper of 20.0 dB. So you decide to move closer to give the conversation a sound level of 70.0 dB instead. How close should you come?

Answers: 2

Show answers

Other questions on the subject: Physics

Physics, 21.06.2019 23:00, laurachealsy923

How many dots must be added to the symbol to properly represent a standard nitrogen ion? a) 1 b) 3 c) 5 d) 8

Answers: 1

continue

Physics, 22.06.2019 06:20, lolweapon

Atwo-stage air compressor operates at steady state, compression 10m^3/min of air from 100 kpa and 300k to 1200 kpa. an intercooler between the two stages cools the air to 300k at a constant pressure of 350 kpa. the compression processes are isentropic. a) calculate the power required to run the compressor, in kw b) compare the result to the power required for isentropic compression from the same inlet state to the same final pressure.

Answers: 1

continue

Physics, 22.06.2019 09:00, carterh166

Immediately upon reaching its lowest point, a falling pendulum bob has its greatest amount of energy, which is the initial amount of potential energy. a. heat; less than b. heat; more than c. kinetic; less than d. kinetic; more than

Answers: 3

continue

Physics, 22.06.2019 17:30, masonorourke

Describe cytokinesis in plants and animals. in animals: in plants.

Answers: 2

continue

You know the right answer?

You are trying to overhear a juicy conversation, but from your distance of 20.0 m, it sounds like on...