WHAT IS THE FORMULA FOR CALCULATING CURRENT RATING(DIRECT
IN GROUND OR AIR) OF ARMOURED(XLPE) CABLE OF 4C,16Sqmm?
What is the minimum underground tank size capacity
considered for firefighting purpose?
A 3 phase transformer's (Y-Y) Y and B phase is (Y and B connection not broken) broken from neutral and R and Nutral
connection is ok, what will be the relay tripping and why
What is Icu and Ics and what is difference b/w them.
please tell me how to calculate a size of a copper bar for
a system or a breaker...
would be waiting for a logical answer.
In TNC switch, is there any 1NO+1NC block ? and if we move over closing position, is ther any affect on trip position or vice versa?
how can service sitting be setted for MCCB?Example for
sittings IR (CURRENT RATING),IS(CURRENT STARTING)IO
I had applied for the RRB test in the ELECRICAL category.
I would be pleased if any of you can sent me previous year
question papers. Please forward the question papers to
Thanks and regards
why current flow to the opposite direction of flow of
how slip power recovery system work
. How to calculate the Short Circuit Impedance in
How to calculate the Short Circuit Impedance in
HOW TO TEST A LIGHTENING ARREST ER ?
Where can I get CPWD electrical specifications & Shedule of
rates? Please help me
3 phase Motor will be given 2 phase after 2 to 5 second we
given 3rd phase so Motor Run sum-time in forward or sum time
run reverse direction. All time phase sequence is not
change. Why motor run in reverse direction? Please
What is the working principle of MIG welding? and its out
EXPLAIN USE OF ROCKING ARRANGEMENT IN ELECTRIC HEATING?