Physics, 27.07.2019 05:00 xxaurorabluexx
If a net force of 25 n is exerted over a distance of 4 m to the right on a 2 kg mass initially at rest and moves it, what is the final velocity of the object? v = m/s
Answers: 1
Physics, 23.06.2019 13:30
The water flowing over niagara falls drops a distance of 50 m. if all the gravitational potential energy is converted to thermal energy, by what temperature does the water rise? the specific heat of water is 4186 j/kg ∙ k. a)0.42 c° b)0.37 c° c)0.12 c° d)0.10 c°
Answers: 1
Physics, 23.06.2019 14:50
When oxygen reacts with hydrogen, it has the capacity to release 29 kilojoules of energy. inside a fuel cell, oxygen reacts with hydrogen to produce 23 kilojoules of useful energy. the rest of the energy is lost as heat. what's the efficiency percentage of the fuel cell?
Answers: 1
Physics, 23.06.2019 22:30
Your car burns gasoline as you drive up a large mountain. what energy transformation is the car performing?
Answers: 1
If a net force of 25 n is exerted over a distance of 4 m to the right on a 2 kg mass initially at re...
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