EBK MATERIALS SCIENCE AND ENGINEERING,
9th Edition
ISBN: 9781118717189
Author: Callister
Publisher: YUZU
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Chapter 8.15, Problem 43QP
To determine
The steady state creep rate.
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Q3/A 8-pole, 3-phase, 50 Hz induction motor, running at 725 r.p.m, rotor is star connected its resistance and reactance 0.25 and 1.5 ohm per phase, the emf between slip rings is 100, find the rotor current per phase, power factor, synchronous speed, slip and rotor frequency
440 v, 4-pole, 3-phase, 50 Hz, star stator connected induction motor, full load speed 1425 r.p.m, rotor impedance 0.5+4.55ohm and rotor/stator ratio 0.8 calculate 1) starting torque, (2) rotor current (3) the value of external resistance to add to give maximum starting torque (4) power factor at maximum torque.
Solve please
Chapter 8 Solutions
EBK MATERIALS SCIENCE AND ENGINEERING,
Ch. 8.15 - Prob. 1QPCh. 8.15 - Prob. 2QPCh. 8.15 - Prob. 3QPCh. 8.15 - Prob. 4QPCh. 8.15 - Prob. 5QPCh. 8.15 - Prob. 6QPCh. 8.15 - Prob. 7QPCh. 8.15 - Prob. 8QPCh. 8.15 - Prob. 9QPCh. 8.15 - Prob. 10QP
Ch. 8.15 - Prob. 11QPCh. 8.15 - Prob. 12QPCh. 8.15 - Prob. 13QPCh. 8.15 - Prob. 14QPCh. 8.15 - Prob. 15QPCh. 8.15 - Prob. 16QPCh. 8.15 - Prob. 17QPCh. 8.15 - Prob. 18QPCh. 8.15 - Prob. 19QPCh. 8.15 - Prob. 20QPCh. 8.15 - Prob. 21QPCh. 8.15 - Prob. 22QPCh. 8.15 - Prob. 23QPCh. 8.15 - Prob. 24QPCh. 8.15 - Prob. 25QPCh. 8.15 - Prob. 26QPCh. 8.15 - Prob. 27QPCh. 8.15 - Prob. 28QPCh. 8.15 - Prob. 29QPCh. 8.15 - Prob. 30QPCh. 8.15 - Prob. 31QPCh. 8.15 - Prob. 32QPCh. 8.15 - Prob. 33QPCh. 8.15 - Prob. 34QPCh. 8.15 - Prob. 35QPCh. 8.15 - Prob. 36QPCh. 8.15 - Prob. 37QPCh. 8.15 - Prob. 38QPCh. 8.15 - Prob. 39QPCh. 8.15 - Prob. 40QPCh. 8.15 - Prob. 41QPCh. 8.15 - Prob. 42QPCh. 8.15 - Prob. 43QPCh. 8.15 - Prob. 44QPCh. 8.15 - Prob. 45QPCh. 8.15 - Prob. 1SSPCh. 8.15 - Prob. 2SSPCh. 8.15 - Prob. 1DPCh. 8.15 - Prob. 2DPCh. 8.15 - Prob. 3DPCh. 8.15 - Prob. 4DPCh. 8.15 - Prob. 5DPCh. 8.15 - Prob. 6DPCh. 8.15 - Prob. 7DPCh. 8.15 - Prob. 1FEQPCh. 8.15 - Prob. 2FEQPCh. 8.15 - Prob. 3FEQPCh. 8.15 - Prob. 4FEQP
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