Quiz

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Year 2024

September
Week # 2 Quiz 3

Q1. For satisfactory performance of a 3 – phase 480 V, 60 Hz induction motor the supply voltage at 50 Hz should be equal to

Q2. The magnetizing inrush current in a transformer is rich in the........... harmonic component.

Q3. DC shunt generators are most suitable for parallel operation due to

Q4. Maximum torque of the induction motor depends on

Q5. The motor commonly used in computers and digital systems is

Q6. Which type of machine produced the static induced emf?

Q7. At No load condition of transformer , Iron losses are

Q8. The graph represents three-phase synchonous motor,and it is plot between which of the following?

Q9. In order to reduce                  losses, armature of DC machine is laminated?

Q10. In all rotating electrical machines, electrical torque is developed when relative speed between stator field and rotor field is