State functions of the following parts of d.c motor: (i) Pole shoe (ii) Commutator (iii) Brushes (iv) Yoke.
Explain the term 'single-pole switch.'
Explain phase shifting (production of rotating magnetic field) in shaded pole induction motor with neat diagram.
What is a utility pole?
What is a double-pole switch?
How does a three-pole MCB function in a three-phase system?
What is the difference between single-pole and double-pole MCBs?
How does a shaded pole motor operate?
What is the purpose of a double-pole circuit breaker?
What is the purpose of a pole discordance protection scheme in generator circuit breakers?
What is the purpose of a pole slipping protection scheme in synchronous motors?
What is the purpose of a pole slip protection scheme in generators?
What is the purpose of a pole discordance protection scheme in circuit breakers?
How does a phase preference tripping scheme work in single pole tripping applications?
How does a pole slipping protection scheme work?
What is the real name of the North Pole star?
What is the second name of pole?
Is pole star also called as Sirius?
What is the Indian name of the pole star?
What is called the Pole Star?
What is the second name of Pole Star?
What is the nickname of the Pole Star?
What is the real name of Pole Star?
Select insulating materials for following parts: (i) Insulation between heating element and base plate of electric iron. (ii) Insulation used over copper or aluminium conductor used for making coils. (iii) Transformer bushings. (iv) Insulation between transmission line and pole.
Compare cylindrical rotor with salient pole rotor on any two points.
Describe with neat sketch the working of shaded pole induction motor.
How does a totem-pole PFC circuit improve efficiency?
What is the difference between a totem-pole and open-collector output?
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