Physics, 17.11.2020 22:10 4tazaouiamine1r
Which has more momentum, a 100 kg bike moving 10 m/s or a 300 kg lawn mower moving 3 m/s?
Answers: 1
Physics, 21.06.2019 17:30
Acatapult is tested by roman legionnaires. they tabulate the results in a papyrus and 2000 years later the archaeological team reads (distances translated into modern units): range = 0.4 km; angle of launch = π/5 rad; landing height = launch height. what is the initial velocity of launch of the boulders if air resistance is negligible?
Answers: 3
Physics, 22.06.2019 03:30
Starting with only the balmer series light (visible light), how could we ensure that the solar panels generate a current that mark can use for his power station? a)by gradually increasing the brightness (amount) of light that we shine on it. b)by gradually increasing the frequency of the light we shine on it. c)by gradually increasing the wavelength of the light that we shine on it.
Answers: 3
Physics, 22.06.2019 05:40
The difference between a red shift and a blue shift has to do with wavelength frequency. t or f
Answers: 1
Physics, 22.06.2019 06:20
Atwo-stage air compressor operates at steady state, compression 10m^3/min of air from 100 kpa and 300k to 1200 kpa. an intercooler between the two stages cools the air to 300k at a constant pressure of 350 kpa. the compression processes are isentropic. a) calculate the power required to run the compressor, in kw b) compare the result to the power required for isentropic compression from the same inlet state to the same final pressure.
Answers: 1
Which has more momentum, a 100 kg bike moving 10 m/s or a 300 kg lawn mower moving 3 m/s?...
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