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HAT Subject 2026 Electrical Machines Free Quiz 3
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HAT Subject 2026 Electrical Machines Free Quiz 3

Practice HAT Subject 2026 HEC Aptitude Test Electrical Engineering MCQs from Electrical Machines. Get instant results with Explanation.

21. What produces the rotating magnetic field in a three-phase induction motor?



22. How can the direction of rotation of a three-phase induction motor be reversed?



23. What type of supply excites the rotor of a synchronous motor?



24. What type of commutation does a BLDC motor use?



25. What is the characteristic of a stepper motor?



26. How is DC motor efficiency calculated?



27. What is the effect of armature reaction in a DC machine?



28. What is the function of a commutator in a DC machine?



29. What is the phase relationship between magnetizing current and supply voltage in a transformer?



30. What are the components of core loss in a transformer?



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Instructions: Select one answer per question (you may skip questions). After submitting, you will see your score, correct answers, and explanations.

📋 HAT Subject Entry Test Information

HAT Subject Test

Conducting Body: Higher Education Commission (HEC)
Frequency: Quarterly | Time: 120 Minutes
Negative Marking: No

⚡ Official Test Pattern (Total: 100 MCQs):

Merit Formula: There is no single HEC merit calculation formula for HAT Subject Test. Universities determine their own merit criteria. Common weightages include: 30% Academic + 50% HAT + 20% Interview (only where specified by the university)

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❓ Frequently Asked Questions about HAT Subject

What formula is used to calculate merit in HAT Subject?

There is no single HEC merit calculation formula for HAT Subject Test. Universities determine their own merit criteria. Common weightages include: 30% Academic + 50% HAT + 20% Interview (only where specified by the university)

Which organization administers HAT Subject?

Higher Education Commission (HEC)

How many MCQs does HAT Subject contain?

100 MCQs

How much time is given to complete HAT Subject?

120 minutes

Which subjects are tested and in what proportion in HAT Subject?

Computer Sciences (100 MCQs), Electrical Engineering (100 MCQs), Software Engineering (100 MCQs)