Physics, 07.12.2021 09:10 MansellS6756
An electric motor is used to pump water out of a well that is 12m deep. In one minute, 200kg of water is pumped up from the well. What is the power consumption of the electric motor if it is working at 80% efficiency?
Answers: 1
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Bone-strengthening physical activity done increases bone-mineral content and bone density in youth.
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Physics, 22.06.2019 01:10
The 10-kg double wheel with radius of gyration of 125mm about o is connected to the spring of stiffness k = 600 n/m by a cord which is wrapped securely around the inner hub. if the wheel is released from rest on the incline with the spring stretched 225 mm, calculate the maximum velocity v of its center o during the ensuing motion. the wheel rolls without slipping
Answers: 1
Physics, 22.06.2019 02:30
Acup of coffee sits on the dashboard of an automobile. the car goes around a sharp curve. even though you hold the cup still, coffee still splashes out. this can best be explained due to a) density. b) friction. c) gravity. d) inertia.
Answers: 2
An electric motor is used to pump water out of a well that is 12m deep. In one minute, 200kg of wate...
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