#1. What is the main disadvantage of using a synchronous motor?
#2. Which component is used to measure the phase difference between two AC signals?
#3. In a transformer, if the secondary voltage is higher than the primary voltage, the transformer is called:
#4. The skin effect in conductors is more pronounced at:
#5. What is the function of a slip ring in an AC generator?
#6. Which type of capacitor is polarized?
#7. In a three-phase system, the line voltage is related to the phase voltage by a factor of:
#8. What is the typical efficiency range for a modern solar cell?
#9. The speed of a DC motor can be controlled by varying:
#10. What is the power factor of a purely resistive AC circuit?
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