Physics, 06.05.2020 22:09 maddyleighanne
A loud speaker has an input of 79 dB. If the volume of the sound is turned up so that the output intensity is 100 times greater, what is the new sound intensity level?
Answers: 2
Physics, 22.06.2019 13:10
The bar of prob. 5/82 is repeated here. the ends of the 0.4-m bar remain in contact with their re- spective support surfaces. end b has a velocity of 0.5 m/s and an acceleration of 0.3 m/s2 in the di- rections shown. determine the angular accelera- tion of the bar and the acceleration of end a.
Answers: 3
Physics, 22.06.2019 16:00
The amount of potential energy possessed by an elevated object is equal to what?
Answers: 1
Physics, 22.06.2019 17:50
Which of the following best describes internal energy? a. the difference between the kinetic and potential energies of the particles in a system b. the sum of the kinetic and potential energies of the particles in a system c. the sum of the kinetic and thermal energies of the particles in a system d. the difference between the kinetic and thermal energies of the particles in a system
Answers: 2
A loud speaker has an input of 79 dB. If the volume of the sound is turned up so that the output int...
Mathematics, 16.12.2020 23:30
Biology, 16.12.2020 23:30
English, 16.12.2020 23:40
Mathematics, 16.12.2020 23:40
History, 16.12.2020 23:40
Mathematics, 16.12.2020 23:40
Geography, 16.12.2020 23:40
Mathematics, 16.12.2020 23:40
Chemistry, 16.12.2020 23:40
Mathematics, 16.12.2020 23:40