In D.C. machines, the ________ in field mmf results in increase in size and cost of machines.

In D.C. machines, the ________ in field mmf results in increase in size and cost of machines.

A).  increase

B).  decrease

C).  either of the above

D).  none of the above

---

Join Telegram Group

Answer This Question
Name:
Email:
Answer :
Sum of (2+1)
Submit:

Other Questions

1. The power factor of a synchronous motor is better than that of induction motor because

2. The ___________ filter circuit results in the best voltage regulation

3. The leakage flux in a transformer depends upon

4. If R₂ is the resistance of secondary winding of the transformer and K is the transformation ratio then the equivalent secondary resistance referred to primary will be

5. A Triac has three terminals viz ___________

6. Which of the following law/rule can he used to determine the direction of rotation of D.C. motor?

7. A helical antenna is used for satellite tracking because of

8. Which of the following is not the standard voltage for power supply in India?

9. In case of ___________ free running and coasting periods are generally long.

10. A semiconductor is formed by bonds.