Physics, 29.10.2019 23:31 sarahbug56
If a machine has an efficiency of 40%, and you do 1,000 j of work on the machine, what will be the work output of the machine?
Answers: 1
Physics, 22.06.2019 04:40
How is the gravitational force related to the distance between two objects?
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Physics, 22.06.2019 14:00
Why is rain likely when warm, moisture-laden air meets cold air? a) the lighter warm air will rise and cool down, causing condensation and rain. b) the cold air moves faster and pushes the warm air away, causing condensation and rain. c) the moisture in the warm air condenses on contact with the cold air, causing rain to fall. d) the cold air mixes with the warm air, reducing its temperature causing moisture to condense.
Answers: 1
Physics, 22.06.2019 19:30
Acamcorder has a power rating of 20 watts. if the output voltage from its battery is 9 volts, what current does it use?
Answers: 2
If a machine has an efficiency of 40%, and you do 1,000 j of work on the machine, what will be the w...
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