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Physics, 22.06.2019 11:30, genyjoannerubiera
A100-watt light bulb illuminates a solar cell. the electricity from the solar cell operates a water pump that delivers 1 watt of power. what is the efficiency of the system?
Answers: 2
Physics, 22.06.2019 23:00, katelynn73
Amother used 150 watts of power to raise a 15 newton object in a time interval of 8.0 seconds. through what vertical distance was the object raised ?
Answers: 1
Physics, 23.06.2019 01:30, ramanpreet
Which statements did both aristotle and ptolemy assume? check all that apply.
Answers: 1
If the weather changes and the partial pressure of water is reduced to 1.7 kPa, what is the new dew-...
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History, 09.09.2019 19:30