5 Questions
What principle does a DC machine work on?
Faraday’s law of electromagnetic induction
How is the direction of torque or current developed in a DC machine determined?
Fleming’s left and right-hand rules
What is the range of sizes for a DC machine mentioned in the text?
From very small machines used in quartz crystal watches to giant 75,000 kW or more rolls
Which law of physics is not relevant to the operation of a DC machine?
Boyle's law of ideal gases
What is the primary function of a DC machine?
To generate unidirectional torque or current
Test your knowledge of basic electrical and electronics engineering with this quiz on the construction, working principles, and applications of various electrical machines, including DC machines, transformers, three-phase induction motors, synchronous generators, single-phase induction motors, and special machines like stepper motors and universal motors.
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