Answer / dharmendra mathur

If an electric motor contineous run. So motor will become
hot. So various safety devise are available for tripping an
overheated motor before it become damage or burnt from
excess heat.

Answer / srinivasa chary

Thermal relay is used in DOL starter to protect the machine
from excessive current when it is over loded...esspecially
incase of low HP motors.

what is the difference between arc and spark

2 Answers  

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different types of electrical cable?

1 Answers   Green Power,

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sir am giving jspl exam on 19th oct . i belong to eee, so plz send previous question papers ..........to dis id abhilash203@gmail.com

0 Answers  

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what is the surge arrestor?how it operates?what is the range for it?

4 Answers  

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what is the rating of a power transformer?

1 Answers   ACME,

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how to calculate sizing of NGTR (Transformer rating,Loading resistor value and Current rating of resistor) and what is the X/R ratio. Details : 11kV,Capacitance 1.73532 micro farads,40kA for 1sec.

1 Answers   Bhel, Indorama, Power Grid,

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what is the difference between gsm and cdma??

2 Answers   QMS, Vedanta,

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How to obtain B license from TNEB license board. What is eligibility?

11 Answers   Core, Reliance,

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how to calculate the knee point voltage of current transformer?

2 Answers  

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what is the difference between the characteristics of two different phase bushing of any transformer

0 Answers   NIT,

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how the speed of the gets motor regulated. does it draw the same current on the all speed level.

0 Answers   Danko,

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5.WHICH TYPE WELDING PROCESSES USES NON CONSUMABLE ELECTRODE.........

0 Answers   SSC,

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