A steady flow device does 75 kW of work. The inlet conditions are P1 = 1380 kPa, U1 = 2710 kJ/kg, V1 = 0.1625 m /kg and uj = 122 m/s. Exhaust conditions are P2 = 7 kPa, u2 = 2150 kJ/kg, v2 = 18.12 m3/kg and u2 = 305 m/s. The heat loss from the device is 25 kJ/kg. Determine: %3D %3D %3D %3D %3D Match each item to a choice: the work per kg. the mass flow rate in kg/hr Choices: : 499 : 355 : 545 : 593 : 535 : 599 : 455 : 395

A steady flow device does 75 kW of work. The inlet conditions are P1 = 1380 kPa, U1 = 2710 kJ/kg, V1 = 0.1625 m /kg and uj = 122 m/s. Exhaust conditions are P2 = 7 kPa, u2 = 2150 kJ/kg, v2 = 18.12 m3/kg and u2 = 305 m/s. The heat loss from the device is 25 kJ/kg. Determine: %3D %3D %3D %3D %3D Match each item to a choice: the work per kg. the mass flow rate in kg/hr Choices: : 499 : 355 : 545 : 593 : 535 : 599 : 455 : 395

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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Question

A steady flow device does 75 kW of work. The inlet
conditions are P1 = 1380 kPa, uj = 2710 kJ/kg, v1 =
0.1625 m3/kg and u, = 122 m/s. Exhaust conditions
%3D
are P2 = 7 kPa, u2 = 2150 kJ/kg, v2 = 18.12 m3/kg
and u2 = 305 m/s. The heat loss from the device is
%3D
%3D
%3D
25 kJ/kg. Determine:
Match each item to a choice:
the work per kg.
the mass flow rate
in kg/hr
Choices:
: 499
: 355
: 545
593
: 535
: 599
: 455
E 395
:::

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