A Synchronous Motor Has Better Power Factor as Compared to That

question 18

Multiple Choice

A synchronous motor has better power factor as compared to that of an equivalent induction motor. This is mainly because

• A)synchronous motor has no slip
• B)stator supply is not required to produce magnetic field
• C)mechanical load on the rotor remains constant
• D)synchronous motor has large airgap

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Definitions:

Double-blind Procedure

An experimental technique where both the participants and the experimenters are unaware of who receives the treatment to prevent bias.

Memory-enhancing Drug

Medication or supplements aimed at improving or augmenting memory function.

Caffeinated

Contains caffeine, a stimulant to the central nervous system, giving temporary improvements in physical or mental functions.

Experimental Group

A group of subjects in an experiment who are exposed to the variable under investigation, to test a hypothesis.