What is the difference between earth resistance and earth electrode resistance?1 9778
how many types of dc batteries standards are present?2 3267
please explain power factor in simple words.....3 4871
what is meant by Hrc fuses.?In the distribution system different rating hrc fuses are used for tranformer(which is 3k,6k,10k,15k etc).what is k?.plz any brother tell me about k?1 3888
This is urgent!! What is a Thyristor-based 3-ways selector switch with Zero crossing control? how does it operate and where is it mostly found in a system?1110
define the power factor in one word12 11559
1000 W bulb takes 4.16 Amps at 240 volt then what will be the KWH & if i am using 1000 W bulb at 180 Volt the amps will be 5.55 then what will be KWH????????????????2 3866
What is the simplest formula to calculate the rotor diameter of a synchronous generator?
How do we calculate the out Put voltage of generator, after excitation being given?2 3234
We have one Energy meter for Measuring the voltage,current,power,energy(KWH,KVARH,KVAH) & power factor.The problem is that the meter does not show whether the PF is lagging or leading.So i want to know that is there any way or calculation to find out that whether the PF sign (lagging or leading) depending upon the above mentioned parameters?4 6522
How do you select a cable size(Cu & Al) for a particular load?2 4307
Define gain margin?
If a 3 phase induction motor is in off condition in the conveyor and rotor of the motor keeps moving with the conveyor than the resistance of windings of motor varies. why is it so ??
how is find out kwh step by step
what is mind in cable
design of IGBT firing circuit for 11KV
How many types are using in 220kv/400 kv swith yard
what does mean of RCT and STR in diffrential CT?
Two electric lamps 40 W, 220 V each are connected in series across 220 V. What is the power consumed by the connection?
Give atleast 20 alternating current apparatus and devices.
I want definition for ABT Meter (Availability Based tariff) ?
What is Percentage impedence of a transformer? why it is expressed at a percentage? what is the importance of percentage impedence in case of a transformer?
What is The Resistance Formula
what is transient voltage?
whatis the commertial spec. of distribution boards ?
what are the assumptions made in swineburne's test?