WHY ARE THE LT GENERATORS SOLIDLY EARTHED WHILE THE HT GENERATORS ARE EARTHE THROUGH NGR OR NGT??3 4854
what is the maintaining Cf in UPS.1003
how to design domestic earthing pit and earthing wiring?1 5024
placing earthing pit in pathway is correct or wrong??. placing earthing wireGI1/18 inside walls is correct or wrong?. explain!!!752
why induction motor always operate at lagging p.f.?4 7011
Why Indian Electricity frequency desined 50 Cycles as developed countrys are using high frequency with low voltage1 3066
what is the use of spherical metal balls attached on to the earth wire of transmission over head lines?2 2481
what is the function of an auto reclosure relay in OHL?1 3031
why transformer capacity is called KVA and motor capacity is called HP/KW? Why transformer capacity cant call HP/KVA?5 8174
what happens when back feeding supply accidently collapses with normal supply ??? How?? [that is sometimes in a substation 11kv feeder if their ws long time permit work, back feeding supply will provide from nearest substation... if accidently after the permit work,they charged the feeder without removing back feeding wat will happen...?]
Differentiate between Low and High impedance Protection1 2180
how can i change the rotation of the AC single phase induction motor and show me by diagram
Why does increasing the magnetic flux in the main field of a d.c motor cause the armature current to reduce??
why high speed tripping relay is used in protection circuit why not normal relay
Why reactors use before incoming of ac vvfd drive?
33kv Rated output avilable in market (any where in india)
HAI SENT HPCL APTITUDE QUESTION PAPER, MY EMAIL ID IS email@example.com,firstname.lastname@example.org
how does the rotating m.m.f is produced in the 3-phase induction motor and how the poles are created in 3-phase induction motor ?
Is a d.c.compound motor is use as a booster? how?
witch pump used in wtp
what is d check in dg 1500kva
what is meant by class 1 E in electrical power supply?
can we choose current transformer secondary, to calculate residual flux in a power transformer, so as its saturation is close to the saturation level of power transformer?
Stator of 3-phase IM has 3 slots per pole per phase. If supply frequency is 50 Hz, calculate the speed of rotating stator flux A 1000 rpm B 500 rpm C 1500 rpm D 1440 rpm
State the points to be considered for selecting a particular type wiring.
What are the factors influence the choice of an electrc drive?