Year 2024

Week # 2 Quiz 3

Q1. A 4 pole, 50 Hz induction motor on full load runs at 1440 rpm the slip speed and the frequency of the rotor current are

Q2. If the field of synchronous motor is under excited the power factor will be

Q3. While conducting short circuit test on a transformer, which side is kept shorted

Q4. Load on an Electric Machine can be increased by

Q5. The copper loss is constant for

Q6. The value of flux involved in the emf equation for a transformer is

Q7. Scott connection are used for

Q8. The resistance of armature circuit includes

Q9. The torque produced by Synchronous motor is maximum , when load angle \(\theta\) equals to

Q10. The magnetic inrush current in transformer is rich in: