AWWA D 1 & D2 QUESTIONS AND ANSWERS GRADED A+
Alternating current (AC) Power in which the current flow reaches a peak In each direction only once per cycle
Single phase
Alternating current (AC) power in power in which the current flow reaches 3 peaks in each direction during each cycle.
3...
Alternating current (AC) Power in which the current flow reaches a peak In each
direction only once per cycle - answer Single phase
Alternating current (AC) power in power in which the current flow reaches 3 peaks in
each direction during each cycle. - answer3 phase
The most common type of induction electric motor the rotor consists of a series of
aluminum or copper bars parallel to the shaft resembling a squirrel cage. - answer
Squirrel cage induction motor
The stationary member of an electric generator or motor. - answer Stator
An electric motor in which the rotor turns at the same speed as the rotating magnetic
field produced by the stator. This type of motor has no slip. - answer Synchronous
motor
The device that is part of the rotor of certain design of motors and generators. The
motor unit brushes rub against the surface of a spinning commutation, Allow the current
to be transferred between the rotor and the external circuits. - answerCommutator
An electric controller that uses less than the line voltage to start the motor. Using full
line voltage may overload or damage the electrical system. - answerReduced voltage
controller
What is the simplest of all AC motors? - answerSquirrel cage induction motor.
Starters are typically used on motors? - answerLarger than fractional horsepower
What type of motor is power applied to the windings in such a way that revolving
magnetic field is established? - answerSynchronous motor.
Operators should check the idle speed low pressure water low pressure water
temperature and all other operating indicators when? - answerSoon after starting the
engine
What is the maximum ambient temperature at which motors are designed to function? -
answer104 ﾟ
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller julianah420. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $13.49. You're not tied to anything after your purchase.
