- 16.P16.1: What two types of windings are used in electrical machines? Which t...
- 16.P16.2: In what application would dc motors be more advantageous than ac mo...
- 16.P16.3: What types of motors contain brushes and a commutator? What is the ...
- 16.P16.4: Name the principal parts of a rotating electrical machine.
- 16.P16.5: List the two principal types of three-phase ac motors. Which is in ...
- 16.P16.6: List two practical disadvantages of dc motors compared to single-ph...
- 16.P16.7: A three-phase induction motor is rated at 5 hp, 1760 rpm, with a li...
- 16.P16.8: A three-phase induction motor is rated at 5 hp, 1760 rpm, with a li...
- 16.P16.9: A three-phase induction motor is rated at 5 hp, 1760 rpm, with a li...
- 16.P16.10: A certain 25-hp three-phase induction motor operates from a 440-V-r...
- 16.P16.11: We want a four-pole synchronous motor that operates at a speed of 1...
- 16.P16.12: Consider a system consisting of a motor driving a load. The motor h...
- 16.P16.13: A certain 25-hp three-phase induction motor operates from a 440-V-r...
- 16.P16.14: Operating from a line-to-line voltage of 440V rms with a line curre...
- 16.P16.15: A 440-V-rms (line-to-line voltage) threephase induction motor runs ...
- 16.P16.16: A motor drives a load for which the torque required is given by Tlo...
- 16.P16.17: A motor has output torque given by Tout = 102(60 m)m where m is ang...
- 16.P16.18: A 220-V-rms (line-to-line), 60-Hz, threephase induction motor opera...
- 16.P16.19: A 220-V-rms (line-to-line), 60-Hz, threephase induction motor opera...
- 16.P16.20: Consider the linear dc machine shown in Figure 16.6 on page 764 wit...
- 16.P16.21: Consider the linear dc machine of Figure P16.21. When the switch cl...
- 16.P16.22: Suppose that we wish to design a linear motor based on Figure 16.6 ...
- 16.P16.23: Consider the linear dc machine shown in Figure 16.6 on page 764. Wh...
- 16.P16.24: Suppose that an external force of 10 N directed toward the top of t...
- 16.P16.25: We have presented the linear dc machine with an applied magnetic fi...
- 16.P16.26: Suppose that an external force of 10 N directed toward the bottom o...
- 16.P16.27: An alternative way to determine the direction of the torque produce...
- 16.P16.28: A certain dc motor has RA = 1.3 , IA = 10 A, and produces a back em...
- 16.P16.29: Suppose that we are designing a 1200-rpm dc motor to run from a 240...
- 16.P16.30: A dc motor operates with a load that demands constant developed tor...
- 16.P16.31: A permanent-magnet dc motor has RA = 7 , VT = 240 V, and operates u...
- 16.P16.32: Consider a motor having the model shown in Figure 16.14 on page 773...
- 16.P16.33: Consider the two-pole motor shown in Figure 16.10 on page 770. The ...
- 16.P16.34: Under no-load conditions, a certain motor operates at 1200 rpm with...
- 16.P16.35: A certain motor has an induced armature voltage of 200 V at nm1 = 1...
- 16.P16.36: A certain dc motor produces a back emf of EA = 240 V at a speed of ...
- 16.P16.37: Sometimes the stator, particularly the yoke (shown in Figure 16.10 ...
- 16.P16.38: A shunt dc motor has RA = 0.1 and VT = 440 V. For an output power o...
- 16.P16.39: A shunt-connected motor has the magnetization curve shown in Figure...
- 16.P16.40: A certain shunt-connected dc motor has RA = 1 , RF + Radj = 200 , a...
- 16.P16.41: A shunt-connected dc motor has K = 1 V/(rad/s), RA = 1.2 , and VT =...
- 16.P16.42: Is a magnetization curve needed for a permanent-magnet dc motor? Ex...
- 16.P16.43: A permanent-magnet dc motor has RA = 0.5 . With no load, it operate...
- 16.P16.44: A permanent-magnet automotive fan motor draws 20 A from a 12-V sour...
- 16.P16.45: A shunt-connected 5-hp dc motor is rated for operation at VT = 200 ...
- 16.P16.46: A separately excited dc motor (see the equivalent circuit shown in ...
- 16.P16.47: A permanent-magnet automotive fan motor draws 20 A from a 12-V sour...
- 16.P16.48: A shunt-connected motor delivers an output power of 24 hp at 1200 r...
- 16.P16.49: A shunt-connected dc motor has zero rotational losses and RA = 0. A...
- 16.P16.50: Consider a shunt-connected dc motor that has the magnetization curv...
- 16.P16.51: A shunt-connected dc motor has RA = 0.5 and RF + Radj = 400 . For V...
- 16.P16.52: A certain shunt-connected dc motor has RA = 4 and VT = 240 V. At a ...
- 16.P16.53: Suppose that a dc machine is designed such that the voltage applied...
- 16.P16.54: A shunt-connected motor has the magnetization curve shown in Figure...
- 16.P16.55: A series-connected dc motor has RF +RA = 0.6 and draws IA = 40 A fr...
- 16.P16.56: Would a universal motor be a good choice for a clock? For a furnace...
- 16.P16.57: In examining a single-phase ac motor, what features could we look f...
- 16.P16.58: List four potential advantages of universal motors compared to othe...
- 16.P16.59: Running at 1200 rpm from a 280-V source, a series-connected dc moto...
- 16.P16.60: Running at 1200 rpm from a 280-V source, a series-connected dc moto...
- 16.P16.61: A series-connected dc motor has RF +RA = 0.6 and draws IA = 40 A fr...
- 16.P16.62: A series-connected dc motor is designed to operate with a variable ...
- 16.P16.63: A series-connected dc motor has RA = 0.5 and RF = 1.5 . In driving ...
- 16.P16.64: Sketch the family of torquespeed characteristics for a separately e...
- 16.P16.65: A series-connected motor drives a constant torque load from a 50-V ...
- 16.P16.66: A series-connected dc motor operates at 1400 rpm from a source volt...
- 16.P16.67: Consider a shunt-connected dc motor that has the magnetization curv...
- 16.P16.68: Suppose that a shunt-connected machine operates at 800 rpm on the l...
- 16.P16.69: Consider a PM motor that operates from a 12-V source with a no-load...
- 16.P16.70: List three methods that can be used to control the speed of dc moto...
- 16.P16.71: A series-connected motor drives a load from a 50-V source at a spee...
- 16.P16.72: A separately excited dc generator is rated for a load voltage of 15...
- 16.P16.73: What is the value of the voltage regulation for a fully compensated...
- 16.P16.74: What methods can be used to increase the load voltage of: a. a sepa...
- 16.P16.75: Name the four types of compound connections for dc generators.
- 16.P16.76: Using Figure 16.30 on page 790 as a guide, list the types of connec...
- 16.P16.77: A separately excited dc generator has the magnetization curve shown...

# Solutions for Chapter 16: Electrical Engineering: Principles & Applications 6th Edition

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ISBN: 9780133116649

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