MGVCL Exam Paper (30-07-2021 Shift 3) વિષમ' ની સંધી છૂટી પાડો. - કયો વિકલ્પ સાચો છે? વિ + સમ વીસ + અમ વિસ્ + અમ વી + સમ વિ + સમ વીસ + અમ વિસ્ + અમ વી + સમ ANSWER DOWNLOAD EXAMIANS APP
MGVCL Exam Paper (30-07-2021 Shift 3) Choose the best option from the given alternatives which can be substituted for the given word/sentence.Code of diplomatic etiquette and precedence Wardrobe Secular Protocol Sheath Wardrobe Secular Protocol Sheath ANSWER DOWNLOAD EXAMIANS APP
MGVCL Exam Paper (30-07-2021 Shift 3) A 10-pole induction motor is supplied by a 6-pole alternator, which is driven at 1400 rpm. If the motor runs with a slip of 5%, what is its speed? 882 rpm 1425 rpm 1575 rpm 798 rpm 882 rpm 1425 rpm 1575 rpm 798 rpm ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Slip of the induction motor,S = (Ns - Nr)/NsNs = (120*f)/PPoles (P) = 61400 = (120*f)/6f = 70 HzFor P = 10Ns = (120*70)/10= 840 rpmNr = Ns(1 - S)= 840*(1 - 0.05)= 798 rpm
MGVCL Exam Paper (30-07-2021 Shift 3) The current in the coil of a large electromagnet falls from 6 A to 2 A in 10 ms. The induced emf across the coil is 100 V. Find the self-inductance of the coil. 0.75 H 0.5 H 0.25 H 1.25 H 0.75 H 0.5 H 0.25 H 1.25 H ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Equation of self inductance:V = Ls*(di/dt)Ls = V/(di/dt)= 100/((6 - 2)/(0.01))= 0.250 H= 250 mH
MGVCL Exam Paper (30-07-2021 Shift 3) What items should be considered when looking at a site for a new transformer installation? Soils Report Site Survey Environmental impact All of these Soils Report Site Survey Environmental impact All of these ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Points should be consider for new transformer installation:LocationEnvironmental impactSoils conditionSurvey of landVentilationGroundingWiringFluid checkInspection
MGVCL Exam Paper (30-07-2021 Shift 3) What is the full form of the acronym 'SWIFT', in financial institution? Society website in Financial Terms Social Wide in Financial Transaction Social World interconnection in Financial Tech process Society for Worldwide Interbank Financial Telecommunication Society website in Financial Terms Social Wide in Financial Transaction Social World interconnection in Financial Tech process Society for Worldwide Interbank Financial Telecommunication ANSWER DOWNLOAD EXAMIANS APP
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