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Mention the Starters used to start an Induction motor. Last Answer : D.O.L Starter (Direct Online Starter) Star-Delta Starter Auto Transformer Starter Reactance or Resistance starter Stator Rotor Starter (Rotor Resistance Starter)...
What are the conditions to be fulfilled by for a dc shunt generator to build back emf? Last Answer : The generator should have residual flux, the field winding should be connected in such a manner that the flux setup by field in same direction as residual flux, the field resistance should be less than critical field resistance, load circuit resistance should be above critical resistance. ...
Is it possible to include/ Exclude external resistance in the rotor of a Squirrel cage induction motor?. Justify Last Answer : No it is not possible to include/ Exclude external resistance in the rotor of a Squirrel cage induction motor because, the rotors bars are permanently short circuited by means of circuiting rings (end rings) at both the ends. i.e. no slip rings to do so....
Name any two starters which can be used with only slip-ring induction motor Last Answer : Rotor resistance starter Solid state rotor resistance starter...
What are the protective devices in a DC/AC motor Starter? Last Answer : Over load Release (O.L.R) or No volt coil Hold on Coil Thermal Relays Fuses (Starting /Running) Over load relay...
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