The pressure ratio is nearest:
The Brayton cycle with temperatures shown is used in above Problems. Assume constant specific heats.
A) 8
B) 7
C) 6
D) 5
B) 7
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Consider a propane (1) + n-butane (2) system at 348.15 K. If you assume an ideal gas for this system, what will be the value of the mixture fugacity coefficient for propane when the composition of propane in the mixture is 46% by mole?
A. 0 B. 1 C. 0.46 D. 1.46 E. The pressure is required to make the calculation.
The dangerous by-product of poor combustion of gas is _________________________.
Fill in the blank(s) with the appropriate word(s).
The motor is driving a constant torque load at a speed of 570 rpm.
A 500-hp, three-phase, 2200 V, 60-Hz, 12-pole, Y-connected, wound-rotor
induction motor has the following parameters:
a. Calculate the load torque.
b. Calculate the motor speed when the source frequency is increased to 70 Hz.
c. Calculate the change in starting torque due to the frequency change.
Define the term limits.
What will be an ideal response?