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two bulbs of 100w and 40w respectively connected in paralel across a 230v supply.which bulb will glow bright and why?
4 14227I have made a 3 phase thyristor full bridge rectifier. But at the moment it is working only for the half bridge operation. Both the half bridges are on operation separately but when i put it into full bridge operation the oscilloscope output is zero. I rechecked that the pulses are correct for each thyristor. what could be the possible reason for this?
1894Why should we use jelly filled armoured cables in underground Communication system? What is the use of the Jelly? If we go for unarmoured, then what happens?
1 3864What would cause a 240v choke that should give 110v out on a 16w lamp to gradually increase to 160v?
2123Dear all i want to know FEWA Electrical Supervisor Licence test Previous Year Questions ? If any body know please send to me shibin_75@yahoo.com
FEWA,
1 14021what is mppt (maximum power point tracking ) and how they used in solar power generation ??? what are the main components used in mppt?????
3264ALONG WITH MEGGER TEST FOR CHECKING OF MOTOR ,WHY WE MEASURE FOR RESISTANCE AND INDUCTANCE?
L&T,
4 9469Post New Electrical Engineering Questions
hello if any one have papers vof hpcl or sail, plz send me
I have 4 DG set with 1500KVA rating. system breakers are 11KV & alternator are 415 Volts. Between alternator & breaker one stepup transformer used. i want to Know what is max. resistance for body earthing & 415 & 11KV V Neuteal earthing. my fault current is 14 times for 2 sec.
in battery charging room we find two fuses (one in positive other in negative cables ).why it is so?one fuse is ore than sufficient?
At what speed 1 HP motor can run an electric car of weighing 400 kg?
howmany electrician should maintain for a 1000 kva used plant... in kerala..
how does commutator convert a.c to d.c?
what is the meaning of impedance protected in instrument cooling fan
What happen to generator if i have unbalanced load?
In ups static switch if i gives the supply at output end it will open the circuit in stactic switch or not if it will open then how it operates.
how was your last weekend.
in HT service 3ph 4 wire service Y-phase voltage shows zero . whether it is meter fault? or what be the reason ? if y-ph voltage zero ,can current is recorded? reasons for failure?
why 3 phase is converted into 2 phase using electronics circuit why not 2 phases are diresctly putted from the 3 phase transformer??
Dear friends, i would like to know that what is the exact function of 'exciter winding' & 'aux winding' in Alternator?
We have 90mX100m hangar with 16 no.of supporting pillar. It is required to provide power supply on all pillars. what is suggested earthing scheme for hangars.
