What is the difference between vector surge relay (78) and Pole slip relay (98G)

0 Answers  

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If a 1.5V,3W torch light bulb is connected in series with a 15HP/11.19KW,230V single phase motor and the combination is connected against a 230V supply and switched on than what will happen keeping all other parameters as it should be A)the bulb will glow normally B)the bulb will not glow C)the bulb will glow with extra brightness D)the bulb will burn out and if a fuse is connected to the above circuit will something happen to the fuse and what about the single phase motor will it be affected? Please explain with derivation

4 Answers  

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what is relay

15 Answers   HPCL, IOCL,

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control diagram of star delta starter

5 Answers  

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1 KW = how many HP

3 Answers  

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Which one is easy to control AC or DC Machine?

2 Answers   BARC,

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The series field winding has low resistance while the shunt field winding has high resistance. Why?

0 Answers  

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How big (size) can the tertiary winding be in transformer? Can we load the tertiary winding, if yes then how much we can load it?

1 Answers  

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What is instrumental error?

0 Answers  

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Why derivative controller is not used in control systems?

0 Answers  

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How much RPM in Turbocharger in Diesel engine.

9 Answers   Greaves, MAHINDRA,

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Which motor has high Starting Torque and Staring current DC motor, Induction motor or Synchronous motor?

5 Answers   BSL, Elite, TTA,

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