a room heater is connected in serise with a 100w bulb.if the 100w bulb is replaced by a 40w bulb then the output of the heater is increase/decrease/remain same?

9 Answers   College School Exams Tests,

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how calculate cable size in squre mm, when the load is given by in kw? do u have current rating chart of elctrical cables?

4 Answers  

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what is distribution board and panel board

3 Answers  

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how much excitation voltage required to generate 1mw power?

0 Answers   Saudi Oger,

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what is relation between ct and pt ratio with multiplication factor of a energy meter? is there any other factor on which multification factor depend?

0 Answers  

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If we increases the %impedance of Transformer then price of Transformer will increases or decreases.

1 Answers   Siemens,

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why we used servo motor insted of inducation motor?

1 Answers  

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What will be the output voltage of a transformer if it is primarily energized from a square wave voltage source?

0 Answers   HPCL,

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What technology is used in latest generators?

0 Answers   IBC,

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What is proportional controller?

0 Answers  

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what is the kva rating of 20 kv transformer?

1 Answers  

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for 12KW motor which cable size has to select for ex.10 meter.

4 Answers  

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