Answers: 1
Another question on Physics
Physics, 22.06.2019 05:00
Does work output exceed work input when a machine is used? a) yes, it does, as machines create energy. b) it depends on the type of machine used. c) no, it doesn’t, as machines are inefficient. d) no, it doesn’t, as machines cannot create energy.
Answers: 1
Physics, 22.06.2019 13:50
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 14:00
Agraduated cylinder contains 63.0 ml of water. a piece of gold, which has a density of 19.3 g/ cm3, is added to the water and the volume goes up to 64.5 ml. calculate the mass in grams of the gold that was added to the water. explain how you got your answer.
Answers: 3
Physics, 22.06.2019 17:30
Which of the following types of electromagnetic radiation has the longest wavelength? a. infrared light b. visible light c. ultraviolet light d. microwaves
Answers: 2
You know the right answer?
Five properties of light...
Questions
English, 22.09.2021 07:00
Mathematics, 22.09.2021 07:00
Spanish, 22.09.2021 07:00
Mathematics, 22.09.2021 07:00
Mathematics, 22.09.2021 07:00
Chemistry, 22.09.2021 07:00
History, 22.09.2021 07:00
Mathematics, 22.09.2021 07:00
Mathematics, 22.09.2021 07:00
Mathematics, 22.09.2021 07:00
