Physics, 22.09.2019 10:30 sduquesnay23ocesdcom
An engineer is doing an energy audit on a kitchen. she needs to work out how much electrical energy a 0.355kg stainless steel electric kettle needs to heat 0.850 l of water from 15 degrees celsius to its boiling point. calculate the energy needed, assuming that the kettle converts all the electrical energy to thermal energy and that it loses no heat in its surrounding.
Answers: 1
Physics, 22.06.2019 04:00
Determine the maximum r-value of the polar equation r =3+3 cos 0
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Physics, 22.06.2019 12:20
Aball with a mass of 275 g is dropped from rest, hits the floor and rebounds upward. if the ball hits the floor with a speed of 2.40 m/s and rebounds with a speed of 1.70 m/s, determine the following. (a) magnitude of the change in the ball's momentum (let up be in the positive direction.)
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Physics, 22.06.2019 14:30
Aracecar driver has to hold on tightly when going around a banked curve. approximately what is the centripetal force on a 2220.0 kg car going around a circle with a diameter of 190.0 meters at 25.0 m/s?
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An engineer is doing an energy audit on a kitchen. she needs to work out how much electrical energy...
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