What should be the earth pit resistance value?

7 Answers   BARC,

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Is it true that IPT are more accurate than CVT for Measuring purpose?

2 Answers  

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what is the use of tertiary winding?

2 Answers  

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When star connection of motor is use?

1 Answers  

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how can service sitting be setted for MCCB?Example for sittings IR (CURRENT RATING),IS(CURRENT STARTING)IO (current operating)?

0 Answers   Schneider,

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hai...... tis is Hemanth. jst now completed electrical engineering... i wanna to apper for ap tranco exam... plzz send me the previous q's paper link......thanx in advance.

0 Answers  

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Application of DC motors is generally restricted to a few load speed applications because of _____.

0 Answers  

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A 230V dc shunt wound motor has an armature resistance of 0,15Ω.When operating on no load at 650 rev/min the armature current is 6A . The motor takes a full load current of 85A. Calculate the full load speed if the field flux is (i) maintained constant (ii)reduced by 0,03

0 Answers  

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what is meant by loss of field in a DC motor? how a universal motor works?

0 Answers  

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what is the role of frequency in electrical system

2 Answers   Hindalco,

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why the voltage level in transmission line are in multiple of 11kV, 22kV, 33 kV etc..( i.e., 220 V )?

4 Answers  

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why an ideal voltage source has low internal resistance????

1 Answers  

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