Electrical Engg (EEE) - MCQ Practice Questions
Electrical Engineering questions for GATE, PSU recruitment and SSC JE draw from network theory, electrical machines, power systems, control systems, measurements and instrumentation, analog and digital electronics, and electromagnetic fields. Numerical answers include the formula used and the unit at each stage, which is where marks are commonly lost even when the approach is correct.
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What is the typical slip value for a squirrel-cage induction motor operating at full load?
A transformer has primary turns = 1000, secondary turns = 100. If primary current is 2 A, what is the secondary current (neglecting losses)?
The rotating magnetic field in a 3-phase induction motor rotates at:
In an autotransformer, if primary turns = 100 and secondary turns = 400, the voltage transformation ratio is:
A 3-phase induction motor has 4 poles and operates from a 50 Hz supply. The synchronous speed is:
In a transformer, the no-load current lags the applied voltage by approximately:
A shaded pole induction motor uses ________ for starting torque generation.