Answer / shiju

for higher frequency in generator need more poles so the size of the machine will increase.

Answer / peter

higher frequency means higher losses...so heat dissipation
requirements are more....size needs be bigger then...

Define pole pitch?

0 Answers  

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why do we prefer alternating current in india where as in USA prefers DC?

3 Answers   Bhel, GMR, Texmo,

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directional relay is typically used to respond in fault condition who it can be used just as reverse power protection which purely senes direction reversal to operate a circuit breaker?

1 Answers  

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How to calcute the cable size for both HT and LT please specify the formula for that Regards Chethan C

1 Answers   Bhel, Student,

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how many type of of electrical fuse please explan?

9 Answers  

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What kind of socket shall be provided for window type air conditioner with cooling capacity upto 18000 BTU/hr

0 Answers  

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how did i get the competency certificate as electricle supervisor. iam completed my b.tech.but i dnt have any experince, this certificate is required for applyng ongc mangement trainees. what should i do sir please suggested me

0 Answers   ONGC,

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how techometer works and how it will be connected above the flywheel in dg system

1 Answers  

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why the the electrical machine coil are damage ? How to prevent it?

2 Answers  

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Can we use a Potential Transformer for Auxilliary Power supply( Spring charge Motor, Lighting etc)?

1 Answers  

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why on delay timer used for fully automatic star delta starter?

0 Answers  

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what happens if we connect two parallel ideal voltage sources across resistor?what is current flowing through resistor?

2 Answers  

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