the current which flows during lightening is ac or
dc,,,,,,,,,,, WHY

Answer Posted / prabal roy

the current is neither ac nor dc....it is impulse current
of very high amplitude..

Is This Answer Correct ?    4 Yes 2 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

What will be the voltage impact on secondary side of two transformers with different vector groups when both voltages are compared.

1644


Its possible to use 3core 2R of 240 sq.mm cable for 3phases & separely 50sq.mm 3core cable fully for Neutral for connection of PCC to MCC 3ph..4wire system?

1798


How to calculate energy stored in an inductance?

744


What is the ratio of Booster transformer?

1743


What is the method to solve circuit using source transformation?

751






Initially, when the input is not equal to the output — what type of response is this?

758


Why frame of the motor is specified?. If we mention KW and voltage level,automatically frame is decided or separately frame is compulsory to mention?.

1397


oil cooled transformer

1861


State how to produce a constant rotating field by application of alternating currents to stator armature of a three-phase squirrel-cage induction motor

2116


how many stairs have you climbed while you were coming

1816


how to select the automotive wire size by mathematical calculation. for xenon headlamp with ballast. the ballast given data voltage 10-17v,current permenant 6amp, run up phase is 15amp, peak at swicth on max 400micro sec is 40amp.the sum of cable resistance is 150mohm.please provide referenc document if any for relating the peak at switch on current,time & wire wire size

2021


What is the polarization index value ? (Pi value)and simple definition of polarization index ?

855


the problem faced on star or delta winding connection??

1593


What is called limb of a transformer?

706


what is ATS & RING MAIN UNIT in Distribution System?And its Function.

1610