Physics, 28.07.2019 17:30 milkshakegrande101
As the army approached the bridge into the city, the commander told them to break step. he did not want the soldiers to march in cadence. why did the commander give this order?
Answers: 1
Physics, 22.06.2019 05:00
Unpolarized light falls on two polarizer sheets whose transmission axes are at right angles. a third polarizer is placed between the first two so that its axis makes a 52-degree angle with the axis of the first polarizer. a) what fraction of the incident light intensity is transmitted through the first polaroid? b) what fraction of the incident light intensity is transmitted through the second polaroid? c) what is the angle of polarization of the light that enters the third polaroid? d) what fraction of the incident light intensity is transmitted through the third polaroid. e) what happens if the middle polaroid is removed?
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 doesnāt, as machines are inefficient. d) no, it doesnāt, as machines cannot create energy.
Answers: 1
Physics, 22.06.2019 10:30
You are given two vectors aā =ā3.00Ī¹^ 5.00j^ and bā =5.00Ī¹^ 2.00j^. let the counterclockwise angles be positive.
Answers: 3
As the army approached the bridge into the city, the commander told them to break step. he did not w...
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