Physics, 04.11.2020 17:50 whitakers87
Calculate Venus' mass given the acceleration due to gravity at the north pole is 8.865 m/s2 and the radius of Venus at the pole is 6,052 km.
Answers: 2
Physics, 22.06.2019 18:30
Arailroad car collides with and sticks to an identical railroad car that is initially at rest. after the collision, the total kinetic energy of the two cars is a) the same as before. b) half as much as before. c) one third as much as before. d) one fourth as much as before. e) twice as much as before.
Answers: 1
Physics, 22.06.2019 18:50
8.29 two streams containing pyridine and acetic acid at 25°c are mixed and fed into a heat exchanger. due to the heat-of-mixing effect, it is desired to reduce the temperature after mixing to 25°c using a stream of chilled ethylene glycol as indicated in the diagram. calculate the mass flow rate of ethylene glycol needed. the heat capacity of ethylene glycol at these conditions is approximately 2.8 kj/(kg k), and the enthalpy change of mixing (δmixh) is given below.
Answers: 3
Physics, 22.06.2019 21:50
Ajoint produces movement when its angle decreases. which type of movement is it?
Answers: 1
Calculate Venus' mass given the acceleration due to gravity at the north pole is 8.865 m/s2 and the...
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