Define motor & pump?

I what know about life time of frp tank plz explain about it specifications & other details

which pump is suitable for home use ?

which type of starter is suitable for single phase motor ?

IOCL,

hai friends i have BSNL JTO exam on next month so if any body have model question paper or give preparation tips to my mail id kumar4486@yahoo.co.in this will helpfull for my future .plz & thank u by kumar

what is meant by mimic diagram ?where it is used ?plz explain briefly

how we can calculate cable size for any load & any type of cable material ?

suppose we using 3 phase motor of 440 v means what range of C.T. is require for measuring current ?

suppose we using 3 phase motor of 440 v means what range of C.T. is require for measuring current , the rating of motor is 1HP ?

what are the types of control panel used in industries & all electrical purpose ?

HP Tronics, IVRCL,

in india why we not use frequency above 50 hz for distrubuting power ?

if its possible for step up or step down DC volage directly ? possible means how we can do it ?

how we can measure the dc current instead of clamp meter ?

why we are using R,Y,B colours for 3 Phase ?

ITC Infotech,

what is the load amp for 1 HP 3 phase Motor ?