Engineering, 26.03.2020 23:00 mellobunbun
The 460-V:2400-V transformer of Problem 2.12 is to be operated from a 50-Hz source. A unity-power-factor load connected to the low-voltage side is observed to draw 34.5 kW, unity-power-factor load at a voltage of 362 V. Calculate the voltage applied to the transformer high-voltage winding.
Answers: 3
Engineering, 04.07.2019 18:10
Water at 55c flows across a flat plate whose surface temperature is held constant at 95c. if the temperature gradient at the plate's surface for a given value of x is 18 c/mm, find a) local heat transfer coefficient. b) heat flux
Answers: 3
Engineering, 04.07.2019 18:20
Agas mixture consists of 8 kmol of h2 and 2 kmol of n2. determine the mass of each gas and the apparent gas constant of the mixture.
Answers: 3
Engineering, 06.07.2019 03:20
Aload of 10kn is to be suddenly applied to the free end of a vertical rod of length 500 mm, the upper end being rigidly fixed. 190 mechanical science what should the diameter of the rod be if the maximum stress in the rod is not to exceed 100 mpa? the tensile modulus of the rod is 205 gpa.
Answers: 2
Engineering, 06.07.2019 03:20
1kg of water contained in a piston-cylinder assembly undergoes two processes in series from an initial state where the pressure is 3.0 bar and the temperature is 150ยฐc process 1-2: the water is compressed isothermally to a volume of 0.25 m^3 with 120 kj of work being done to the system. process 2-3: the water is heated at constant volume to a final pressure of 10 bar. a. find the change in internal energy for the system. b. calculate the amount of heat transferred, in kj. c. sketch both processes on a t-v diagram. (196.33 kj/kg, 76.33 kj)
Answers: 1
The 460-V:2400-V transformer of Problem 2.12 is to be operated from a 50-Hz source. A unity-power-fa...
English, 14.01.2021 22:40
Mathematics, 14.01.2021 22:40
Mathematics, 14.01.2021 22:40
Mathematics, 14.01.2021 22:40
Social Studies, 14.01.2021 22:40
Mathematics, 14.01.2021 22:40