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Electric Machines Daily Quiz #1

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Question 1

Armature wdg is wound at-

Question 2

St1: Armature has to be rotating.
St2: Commutator has to be connected to the armature.

Question 3

Left and right hand palm rule are used respectively for-

Question 4

St1: Every dynamically induced emf is alternating in nature.
St2: All Non renewable sources produce alternating emf.

Question 5

When two ends of a coil pass through a _______, the direction of current reverses.

Question 6

Choose correct operation of commutator in DC machine-

Question 7

The standard ratio of (Pole arc/ Pole pitch) is-

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Jul 18ESE & GATE EE