A pump delivers water (density equals 1000 kg/m^3) at a steady rate of 1219 L/min as shown in the figure. Just upstream of the pump [section (1)] where the pipe area is 56cm^2., the pressure is 1 bar. Just downstream of the pump [section (2)] where the pipe area is 14 cm., the pressure is 4 bar. The change in water elevation across the pump iszero. The rise in internal energy of water is 280 J/kg. The pumping process is considered to be adiabatic. The exit velocity in m/s is:Select one:а. 3.63Control volumeb. 14.51D,C. 7.26D.PumpSection (2)Section (1)P1 A pump delivers water (density equals 1000 kg/m^3) at a steady rate of 1219 L/min as shown in the figure. Just upstream of the pump [section (1)] where the pipe area is 56cm^2., the pressure is 1 bar. Just downstream of the pump [section (2)] where the pipe area is 14 cm., the pressure is 4 bar. The change in water elevation across the pump iszero. The rise in internal energy of water is 280 J/kg. The pumping process is considered to be adiabatic. The mass flow rate in kg/s is:Select one:Wratt = ?a. 1219.00Control volumeb. 0.02c. 20.32PumpSection (2)Section (1)P1

The steady flow energy equation is the equation of the first law of the thermodynamics for an open…

A pump delivers water (density equals 1000 kg/m^3) at a steady rate of 1219 L/min as shown in the figure. Just upstream of the pump [section (1)] where the pipe area is 56 cm^2., the pressure is 1 bar. Just downstream of the pump [section (2)] where the pipe area is 14 cm., the pressure is 4 bar. The change in water elevation across the pump is zero. The rise in internal energy of water is 280 J/kg. The pumping process is considered to be adiabatic. The exit velocity in m/s is:

A pump delivers water (density equals 1000 kg/m^3) at a steady rate of 1219 L/min as shown in the figure. Just upstream of the pump [section (1)] where the pipe area is 56 cm^2., the pressure is 1 bar. Just downstream of the pump [section (2)] where the pipe area is 14 cm., the pressure is 4 bar. The change in water elevation across the pump is zero. The rise in internal energy of water is 280 J/kg. The pumping process is considered to be adiabatic. The exit velocity in m/s is:

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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A pump delivers water (density equals 1000 kg/m^3) at a steady rate of 1219 L/min as shown in the figure. Just upstream of the pump [section (1)] where the pipe area is 56
cm^2., the pressure is 1 bar. Just downstream of the pump [section (2)] where the pipe area is 14 cm., the pressure is 4 bar. The change in water elevation across the pump is
zero. The rise in internal energy of water is 280 J/kg. The pumping process is considered to be adiabatic. The exit velocity in m/s is:
Select one:
а. 3.63
Control volume
b. 14.51
D,
C. 7.26
D.
Pump
Section (2)
Section (1)
P1

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A pump 260mm suction pipe and a 150mm discharge pipe is used to deliver 58L/s of water. The suction gage reads 15.6 kPa vacuum and the discharge gage located 120 cm above the suction gage which reads 110 kPa gage. Determine: a. The total dynamic head (TDH) in meters b. The water power in kW c. The pump efficiency in % if the power supplied by the motor is 15hp