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What is the difference between Isolator annd Circuit Breaker.
ABB, Lanco, NTPC, Power Grid, RInfra,
21 77830If I fill the form of engineering services and I left the exam de to navoidable reasons . Will it counts my one attempt
2 4792what is the formula for 3 phase motor starting cureent deatials 3phase 148A delta 415v, efficiancy 94% can we run the motor with 200A incoming supply
2 8303in a transmission line the aluminium cor is sarrounded and in between there is a another type of matrial what is that?
7 7608We have a bank capacitor rating of 60 KVAR for a overall load of 160 KVA and we have connected three loads of 50KVA each. We would like to auto matically correct PF using APFC. How do we design it?
2 7185I am applying for NTPC examination.Can we please provide previous paper to my mail prasad.chintala108340@gmail.com
2158what is a diffrence between MCCB, RCCB, MCB, & ELCB ? what is rated current e.g. on motor name plate indicated that is rated curent? what is full load current? If we run D.C. motor with mechanical coupling and we measure voltage on terminal it shows voltage or not ? same in AC also possible ?
5 15651Post New Electrical Engineering Questions
what is the use of vcb & isolator in substation?
I WANT TO know WHICH WAY IS BETTER FOR CONNECTION BETWEEN POWER TRANSFORMER AND MAIN DISTRIBUTION PANEL. 1-IS BETTER WE USE CABLE? 2-IS BETTER WE USE BUS DUCT? my transformer rate power is 2500KVA
How to calculate Voltage regulation of 22 KV Over head Line.
Dyn1 transformer vector group testing how to do
Draw the equivalent circuit of crystal oscillator?
What is the difference between security constraint unit commitment and security constraint optimal power flow?
What are conduct on the testing in cf in ur site?
Define what is the function of anti-pumping in circuit breaker?
why and how current drawn by battery charger depends upon the altitude where it is located?
redundant connection in contactor?
How equivalent impedance is calculated in thevenin theorem?
In HI POT test what is reason for applying the AC VOLTS and DC VOLTS in different applications what is the nessesity for this ?
In Indian Household, generally we receive 220V AC single phase supply. But AC has 2 phases, +ve & -ve. So in +ve half cycle current is flowing...so what happens in the -ve half cycle?? Please illustrate.
How can we calculate the efficiency of a Running (On-Load) Motor ? What parameters are required and what is the method ?
what is the major difference between LIBBP & HIBBP.. which one is most preferable..
