Engineering, 25.11.2021 09:50 penaceci15
Two loads connected in parallel draw a total of 2.4 kW at 0.8 lagging pf from 130-Vrms, 60-Hz line. One load absorbs 1.5 kW at a 0.707 lagging pf. \ Determine the pf of the second load. The pf of the second load is .
Answers: 2
Engineering, 04.07.2019 18:10
Refrigerant 134a enters an insulated compressor operating at steady state as saturated vapor at -26°c with a volumetric flow rate of 0.18 m3/s. refrigerant exits at 9 bar, 70°c. changes in kinetic and potential energy from inlet to exit can be ignored. determine the volumetric flow rate at the exit, in m3/s, and the compressor power, in kw.
Answers: 1
Engineering, 04.07.2019 18:10
Afluid flows with a velocity field given by v=(x/t)i.. determine the local and convective accelerations when x=3 and t=1.
Answers: 2
Engineering, 04.07.2019 18:20
Find the kinematic pressure of 160kpa. for air, r-287 j/ kg k. and hair al viscosity of air at a temperature of 50°c and an absolute (10 points) (b) find the dynamic viscosity of air at 110 °c. sutherland constant for air is 111k
Answers: 3
Engineering, 04.07.2019 19:10
The short distance from the objective lens to the object causes problems at high magnification. which of the following is the most serious? a. cleaning the object surface b. positioning the object c. reflection from the object surface. d. illumination of the object
Answers: 1
Two loads connected in parallel draw a total of 2.4 kW at 0.8 lagging pf from 130-Vrms, 60-Hz line....
History, 27.01.2021 01:00
Mathematics, 27.01.2021 01:00
Mathematics, 27.01.2021 01:00
Computers and Technology, 27.01.2021 01:00
Geography, 27.01.2021 01:00
Mathematics, 27.01.2021 01:00
Biology, 27.01.2021 01:00
History, 27.01.2021 01:00
English, 27.01.2021 01:00
Mathematics, 27.01.2021 01:00
Mathematics, 27.01.2021 01:00