Explain the difference between a wound-rotor armature and a squirrel-cage rotor

What will be an ideal response?


A wound rotor is made of coils in which current is supplied through slip rings and brushes to form an electromagnet; a squirrel cage rotor is made of laminated segments and its magnetic field is created by induction.

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Which of the following can help reduce discomfort from embedded glass fibers when working with fiberglass insulation products?

a. Taking a hot shower when the work is complete. b. Applying talcum powder before beginning. c. Applying lotion before beginning. d. Taking a cold shower before beginning.

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Describe emergency situations for which a facility might order an evacuation.

What will be an ideal response?

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The lower the Ra of a rotor, the ________ the surface

A) Higher B) Rougher C) Lower D) Smoother

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The complement of a product of variables is equal to the ________ of the complements of the variables

Fill in the blank(s) with correct word

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