Why the transformer rating is denoted in VA rating why not
in KW
Answer Posted / mahantesh
IN TRANSFORMER THERE ARE MANY LOSSES AS CORE LOSS ,OHMIC
LOSS WINDAGE N FRICTIONAL LOSS ETC.....THE CORE LOSSES ARE
PROPORTIONAL TO VOLTAGE AND OHMIC LOSSES ARE PROPORTIONAL TO
CURRENT THAT'S THE MAIN REASON WHY TRANSFORMER ATING IS IN KVA.
Is This Answer Correct ? | 0 Yes | 0 No |
Post New Answer View All Answers
if the load is 80 amp for main fuse and 100 amp for breaker so how can we calculate the cable size (cooper ) .
why we use ac supply as 415 volts instead of 415 v why we cant apply 230 v for dc
A mass of 1200g is accelerated at 200 cm/s2by a force. The value of the force required is:(a) 2.4N(b) 2400N(c) 240 kN(d) 0.24N
i am completed diploma in ece,and working in ht and lt lines.so is elligible diploma in ece for get electrical C Licence?plse give ur opinion?
What mean by MLTP
What is the physical significance of phase.. i.e. what is exactly the meaning in layman's language.. 1 phase, 3 phase etc ???
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 If I connect 55KW Motor to DOL starter in load condition does motor withstand the load & what will be the current withdrawn ?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 ?
What is the mechanism of WTI
What are the main advantages of bode plot?
Can I use star delta connected induction motor for dual supply voltage?
What is the meaning of C1, C61, C91 cable
What is the differentional relay...what is the work of this in power Tx. how it is works..
Briefly describe means used by electricity suppliers to influence the flow of active and reactive power in power networks (one for each type)?
how can check the resistance of battery contact?
How to test REF relay testing for LV panel as per Kahramaa standard?