Physics, 13.01.2021 17:30 evanlubbe53
The graph shows the amplitude of a passing wave over time in seconds (s).
What is the approximate frequency of the wave shown?
O A. 3 Hz
OB. 6 Hz
OC. 0.7 Hz
O D. 0.3 Hz
Answers: 3
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 05:10
Which situation will have the highest resistance? a.long wire and high temperatureb.short wire and high temperaturec.long wire and cold temperaturedshort wire and low temperature
Answers: 2
Physics, 22.06.2019 06:30
2kg of refrigerant 134a undergoes a polytropic process in a piston-cylinder assembly from an initial state of saturated vapor at 2 bar to a final state of 12 bar, 80 degree c. a)determine the work for the process in kj. b)sketch the process on a p-v diagram.
Answers: 2
Physics, 22.06.2019 11:30
If the chemical properties of a substance remain unchanged and appearance or shape of a substance changes it is called a ?
Answers: 1
The graph shows the amplitude of a passing wave over time in seconds (s).
What is the approximate f...
Mathematics, 07.03.2020 04:35
Mathematics, 07.03.2020 04:35
Mathematics, 07.03.2020 04:35
Mathematics, 07.03.2020 04:35
English, 07.03.2020 04:35