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which IS or IEC is used for earthing,breakdown voltage of transformer oil, hv/pd testing and all type of electrical testing
2608how to calculate capacitor bank value to maintain unity power factor plz xplain with some suitable xample?
4 18328xplain in detail d pr. of synchronous motors? why syn. generators r used for the production of electricity?
4 8000what is the exact direction of current? as we know current travels from higher potential to lower potential,so if we take battery +ve to -ve implies current direction is from positive terminal to negative terminal.,whereas electrons flow from negative to positive as they are attracted by positive ions.current will be the plow of charge but not flow of positive ions.please clarify my doubt friends.
2 7459A rotor of an induction machine is delta connected. Now is there any necessacity to short the slip rings?
TCS,
8 12116There are a Transformer and an induction machine. Those two have the same supply. For which device the load current will be maximum? And why?
4 11245Post New Electrical Engineering Questions
How would you calculate power loss in a resistor?
What difference between ref protection and differential protection ?
sir my exam is on 19/6/2013 under electrical branch pls send me sample aptitude questions as well as sample technical questions for jindal steel and power company
If i have two 3000 kW motors and the whole facility requires a 10 MVA transformer. What would be better installing two 5 MVA transformers(one for 1 motor ) or just a single 10 MVA transformer for both of them. Give reasons for your answer.
What are the advantages and disadvantages of closed-loop control system?
What is Tachometer used to measure?
What is tranformer differtial?
What is mean by spike arrester(Voltage Operated)
how we can do the insulation on secondary of ct explain and so that tan delta will within limit
In single phase capacitor motor, if the motor rotate reverse direction then how much power will be consumed by the motor and why?
What is the difference between rated and per unit in transformer?
why transmission is only 3 phase and not 2 or 4 or poly phases
why booster transformer is used in sumpners test conducted on transformer????
All tape of electrical questions Answers tape of motor transformer e.o.t crane
in dc suppy frequency is zero why? if dc frequency is zero how to exist dc transients and ac transients
