Physics, 06.06.2020 19:58, AshlynPlayz45
2 Points
If you want to lift a 20-kg box off the floor to a height of 0.5 meters, how much
work will it take?
O A. 40 J
OB. 980J
C. 98 J
D. 10 J
Answers: 1
Physics, 23.06.2019 02:30, lmcginnis2003
Aprotein molecule in an electrophoresis gel has a negative charge. the exact charge depends on the ph of the solution, but 30 excesselectrons is typical. what is the magnitude of the electric forceon a protein with this charge in a 1500 n/c electric field?
Answers: 3
Physics, 23.06.2019 07:00, tyreshagarrett123
Can someone me with my physics questions? i need correct answers only!
Answers: 2
Physics, 23.06.2019 09:30, Lalagrl
The text compares alternating current with direct current. how are they different? a alternating current reverses direction in the electrical wiring. direct current flows in one direction only. b direct current reverses direction in the electrical wiring. alternating current flows in one direction only. c direct current is powered by solar energy. alternating current is powered by electrical energy. d alternating current does not move in the electrical wiring. direct current does move in the electrical wiring.
Answers: 2
2 Points
If you want to lift a 20-kg box off the floor to a height of 0.5 meters, how much
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