How much water ( Kilo Liters) a submercible pump of 35 HP can lift from Borewell of 6" and 900 feet dip.
2 4309ELCBs are installed for protecting humans from AC leakage current.Is there a device which protects humans from DC Leakage current??e.g.leakage from batteries...If not,then why so???
1 1996For electrical designers what are the standard should know? i want learn about this standards. how to get information/reference. anybody help in this regards please.
1497principle of power export and import in captive power plant.Is it depends upon voltage,current or frequency?Plz explain briefly.
1 3079if the length, number of turns and area of coil are doubled then inductance of the coil becomes.?
1 3915which of the following can produce maximum induced voltage..... (a)1amp dc current (b)50amp dc current (c) 1amp 60 cycle ac current (d)1amp 490 cycle ac current.
2 6620if a 3phase motor runnig in star delta starter with full load of its,and its rated 15 amps.now we conneted over load thermal relay at its main contactor,here what will be our amps sittings?
3 4516how can service sitting be setted for MCCB?Example for sittings IR (CURRENT RATING),IS(CURRENT STARTING)IO (current operating)?
1526why the Different manufacture's rating of Gas genset are different? i.e : cummins genset rating is in KVA .( 625kv). While GE- Jenbacher make genset have rating in Kw. (625 kw)
L&T,
1 2771Post New Electrical Engineering Questions
why we take movement of rotor always in counter-clockwise direction in 3-phase induction motors?
how does a submersible pump work..?
we are having 110 Kv,250mA Electrostatic precipitators for coal fired boilers. what will be static voltage and current after discharge and what time it will remain before earthing?
i have interview in Pepsi company what type of question will ask please send the question and answeer
How many turns are there in primary winding? (In Transformer)
what r the checklist while installing a 380 kva DG set
why use phase displacement in transformer.and effect of phase displacement on transformer
how is control wiring coding is done in a CRP panel ?
what's the requirement of Dy11d0 connection of 3 phase transformer?what's use of it?
What are capacitive,resistive,inductive surge absorbation? What is ferranti surge absorber? What is lagrangian cost? What is Px operator?
Why sometime AVR and sometime Booster coil is used in Alternator? what is the diferance between AVR & Booster coil due to which they are selected
how can we determine size of a cable by knowing the kw or current rating of a load?how can we calculate the resistance box of a slip ring motor?
What are the types of windings present in the ceiling fan? What winding will be effective first when we started the fan?What are the resistance and inductance ratios comparatively at the initial speed and full speed of the fan?
1. If 8.35%Z means the percentage impedance of 132kV-line from power company, we will like to confirm its base capacity?
what is the working principle of a DG Set, Alternator, & exiter
