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In legging current reactive power is arise but in leading current which power will be arise ? and in this case, is active power more than rated ?
3 5324I Have 100Ah battery with 650VA Inverter, i WANT TO TAKE a Solar panel to charge my battery, so please suggest me,what rating of solar panel(with solar charge controller) can buy for a load of 450w for 4 hours
1 5508A synchronous motor is operating at a leading power factor .if the applied voltage is decreases ,(the excitation remains constant ) ,the motor current a)increases b) decreases c)remains same d) none of these
2 3962DEAR ALL I have motors ( 10 units )each one is 90kw 380V 50 HZ 1000rpm but new local pwer is 220v 60 hz requierd rpm should be 1000 pleas what the beast solution is used frequncy converter or rewinding all motos or chang all motors thanks
GE,
6 80731. Can a 12v DC choke operate a 60v/12w PL lamp ? 2. Can a 230v ballast fire / operate a 60v/12w PL lamps.
2153why battery dc voltage become Half when we check with respect to ground for example 120volts + and - terminals and when we check + terminal with Earth thats 60volts why 60volts same result on 24Volts and with ground 12Volts only expert answer that thanks we can not ground the battery.
2 5109In a incandescent bulb, if the glass is punctured, and then power is supplied, the tungsten filament blows up with a flash.Why?
2 5177Post New Electrical Engineering Questions
what is the use of commutator in dc motor if we supply ac ? commutator is used to convert ac to dc.and it is used to arrange the flux in unidirectional in case of dc supply. if we give ac as supply to dc motor what is the use of commutator?
What is Annunciation?
sir i had plane to do some project with the base of hopkinson test in AC supply its possible
what is the path of thunderlightening? once both a buffalo and a person were standing 5m apart but lightening hit and killed buffalo not person?
what are the sample questions asking to the test cunducting for electrical superwising lisence test?
How can we increase fuel-power ratio of any DG set?
Why we cant store an ac power. If we coo store in which device we can?
in conventional fan regulators how the current varies with speed?
how to CHECK CT AND PT AT THE FAULT OCCUR IN GENERATOR RELAY PANEL .
What is the tipical Online UPS input voltage for 20 KVA load ( 3 Phase or 1 Phase )? Why ? Explain it...?
Installation resistance for whole installation of 16 kva & 25 KVA DTRA a) Between each conductor b) between conductor to earth c) installation resistance for each apparatus, each conductor to earth d) earth resistance for the system of earthing
What is the criteria that generally follow by distribution licenses to fix contact demand of their industrial customers?
what are the advantages and disadvantages of oil filled cables over XLPE cables
by what factor the starting current is used when comparing star and delta connection for motor starting?
how much leakage current is allowed in MC61A L&T make relay?
