Ask Question, Ask an Expert

+1-415-315-9853

info@mywordsolution.com

Ask Electrical & Electronics Expert

1) Describe why starters are essential for 3-phase induction motor? Describe any one type of starter for a squirrel cage and slip-ring induction motor.

2) The following open circuit and short circuit tests are made on a 6000 kVA, 6600 V, star connected, 2 pole 60 Hz turbine driven alternator. If: 125A at open circuit terminal voltage of 8200 V. With armature short circuited If of 125 A and IL (line) of 800 A. At the rated load and UPF armature loss is 1.5% of the output. Find out the percentage regulation at rated load and 0.8 pf lag.

3) Describe the operation of synchronous motor as the synchronous condenser.  Also describe power factor correction with synchronous motor on load by using the phasor diagrams,.

4) prepare detailed notes on (i) Synchros and (ii) Linear induction motors.

5) What do you mean by stepper motors?  Describe their essential principle of operation.  prepare down their applications and describe the concept of microstepping.

Electrical & Electronics, Engineering

  • Category:- Electrical & Electronics
  • Reference No.:- M913561

Have any Question? 


Related Questions in Electrical & Electronics

Using the data of problem determine the velocity head of

Using the data of Problem, determine the velocity head of the fluid leaving the impeller. What pressure rise would result from such a velocity head? Problem :- Sea water, ρ = 64 lbm/ft3 , flows through the impeller of a ...

1 what is the main difference between live audiovideo and

1. What is the main difference between live audio/video and real-time interactive audio/video? 2. When we use audio/video on demand, which of these three types of multimedia communication takes place: streaming stored au ...

1 discuss polarization of sinusoidally time-varying fields

1. Discuss polarization of sinusoidally time-varying fields, as it is relevant to propagation of uniform plane waves. 2. Discuss the propagation of uniform plane waves arising from an infinite plane current sheet of nons ...

Power mosfet breakdown voltage 800v must conduct 10a when

power mosfet breakdown voltage 800v must conduct 10A when on with a maximum on state voltage 4v.If the current density in the mosfet must be limited to 200A/cm,estimate the conduxting area

Figure 3013 shows a router using priority queuing at the

Figure 30.13 shows a router using priority queuing at the input port. The arrival and required service times (transmission time is negligible) for 10 packets are shown below; ti means that the packet has arrived i ms aft ...

1 explain the self-consistency condition for waveguiding in

1. Explain the self-consistency condition for waveguiding in a dielectric slab waveguide. 2. Discuss the dependence of the number of propagating modes in a dielectric slab waveguide on the ratio of the thickness d of the ...

1 how do you find the work done in moving a test charge by

1. How do you find the work done in moving a test charge by an infinitesimal distance in an electric field? 2. What is the amount of work involved in moving a test charge normal to the electric field? 3. What is the phys ...

1 the stream function for an incompressible two dimensional

1. The stream function for an incompressible, two dimensional flow field is For this flow field, sketch several streamlines. 2. A line vortex of strength K at (x, y) = (0, a) is combined with opposite strength vortex at ...

1 what are the different kinds of magnetic materials2 what

1. What are the different kinds of magnetic materials? 2. What is the magnetization vector? How is it related to the magnetic flux density? 3. Discuss how magnetization current arises in a magnetic material. 4. State the ...

A hertzian dipole is situated parallel to a corner

A Hertzian dipole is situated parallel to a corner reflector, which is an arrangement of two plane, perfect conductors at right angles to each other, as shown by the crosssectional view in Figure 9.19. (a) Locate the ima ...

  • 4,153,160 Questions Asked
  • 13,132 Experts
  • 2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

WalMart Identification of theory and critical discussion

Drawing on the prescribed text and/or relevant academic literature, produce a paper which discusses the nature of group

Section onea in an atwood machine suppose two objects of

SECTION ONE (a) In an Atwood Machine, suppose two objects of unequal mass are hung vertically over a frictionless

Part 1you work in hr for a company that operates a factory

Part 1: You work in HR for a company that operates a factory manufacturing fiberglass. There are several hundred empl

Details on advanced accounting paperthis paper is intended

DETAILS ON ADVANCED ACCOUNTING PAPER This paper is intended for students to apply the theoretical knowledge around ac

Create a provider database and related reports and queries

Create a provider database and related reports and queries to capture contact information for potential PC component pro