Answers: 2
Physics, 22.06.2019 13:50, heatherlemaster
The magnitude of the poynting vector of a planar electromagnetic wave has an average value of 0.939 w/m^2 . the wave is incident upon a rectangular area, 1.5 m by 2.0 m, at right angles. how much total electromagnetic energy falls on the area during 1.0 minute?
Answers: 2
Physics, 22.06.2019 16:20, ceasar6071
The energy equivalent of the rest mass of an electron is
Answers: 1
Physics, 23.06.2019 01:00, shubbs1038a
First answer marked as brainiest which is the correct equation describing the first law of thermodynamics? a) when the internal energy of a system changes, it equals the amount of heat added plus the work done. b) when work is done by the piston, it is equal to the heat added plus the change in internal energy of the system. c) when heat is added to the system, it is equal to the amount of work done by the piston plus the change in internal energy of the system.
Answers: 2
Physics, 23.06.2019 07:00, coollid876
Acircuit contain a 5-ohm, a3-ohm, and an 8-ohm resistor in series. what is the total resistance of the circuit
Answers: 2
Find the speed of a wave with a frequency of 18 Hz and a wavelength of 6 meters. Show work. WILL MAR...
Mathematics, 21.06.2020 20:57
Mathematics, 21.06.2020 20:57
Mathematics, 21.06.2020 20:57
Mathematics, 21.06.2020 20:57
Mathematics, 21.06.2020 20:57
Mathematics, 21.06.2020 20:57