Un-Answered Questions { Electrical Engineering }

What is the rotor frequency of 10 Hp 1440 RPM 50HZ 415V ?

1679


how to calculate the tarriff for an industry whose kva demand is 10 mva

1646


what is basic difference betmeen normal & flame proof motor??

1780


what is meant by the phrase 'static load' in case of shorting in a generator excitation system?

1859


how a.c. genarator control power factor when its conected to grid supply by incrising or decresing excitation voltage.

2918


what reason of line current and phase current in star connection and line current and phase current not equal in delta connection?

1739


As we know induction squirrel cage motor torque Directly praprortinal to applied voltage in star connection & delta also. If I connect 55KW Motor to DOL starter in load condition does motor withstand the load & what will be the current withdrawn ? motor will not fail ?

1554


If a shunt Dynamo has induced emf 100V and 0.4 ohm resistance and battery of accumulator of open circuit emf 110V and 0.5 Ohm resistance are in parallel what is common terminal potential difference?

4603


Graphs of measuring power and speed on dc motor

1591


Can we Co-ordinate relay in Load Break switch?

1647


in conventional fan regulators how the current varies with speed?

1610


how to size H.T & L.T Panel ?

1774


How much earthing frequency is capable?

1693


how does WTI work ?

1661


What is the rate of WCT on the Electrical Contracts comprising of DG Sets and Civil Works in Delhi ?

1807