MGVCL Exam Paper (30-07-2021 Shift 1) ___ is the process of actuating equipment operation at remote locations. Supplementary control Data acquisition Data processing Supervisory control Supplementary control Data acquisition Data processing Supervisory control ANSWER DOWNLOAD EXAMIANS APP
MGVCL Exam Paper (30-07-2021 Shift 1) માણસ: ઘર :: પશુ : પાતાળ ગુફા આકાશ અંતરિક્ષ પાતાળ ગુફા આકાશ અંતરિક્ષ ANSWER DOWNLOAD EXAMIANS APP
MGVCL Exam Paper (30-07-2021 Shift 1) An alternator is supplying load of 300 kW at a power factor of 0.5 lagging. If the power factor is raised to unity, how many more kilowatts can alternator supply for the same kVA loading? 600 kW 450 kW 300 kW 150 kW 600 kW 450 kW 300 kW 150 kW ANSWER EXPLANATION DOWNLOAD EXAMIANS APP P = S*cosφS = P/cosφS = 300/0.5S = 600 kVAFor same kVA rating and unity power factor,P = 600*1P = 600 kWPextra = 600 - 300Pextra = 300 kW
MGVCL Exam Paper (30-07-2021 Shift 1) While selecting the gas for a circuit breaker, the property of gas that should be considered is its(i) dielectric strength(ii) non-inflammability(iii) non-toxicity (i) and (iii) only (i) only (i) and (ii) only (i), (ii) and (iii) (i) and (iii) only (i) only (i) and (ii) only (i), (ii) and (iii) ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Properties of gas while selecting circuit breaker,1. Dielectric strength.2. Thermal conductivity.3. Arc quenching.4. Electrical properties.5. Chemical properties. Toxicity of arc products.
MGVCL Exam Paper (30-07-2021 Shift 1) Fill in the blanks with suitable Preposition from the given alternatives.The match was dedicated ___ Indian fast bowler Zaheer, who has announced his retirement from international cricket from since against to from since against to ANSWER DOWNLOAD EXAMIANS APP
MGVCL Exam Paper (30-07-2021 Shift 1) A given solar cell has the following specifications: Isc = 4 A and Voc = 0.7 V. Consider that 20 identical cells with the above specifications are to be interconnected to create a PV module. What is the open-circuit voltage of the PV module if all the solar cells are connected in a series configuration? 12.6 V 11.2 V 14 V 0.7 V 12.6 V 11.2 V 14 V 0.7 V ANSWER EXPLANATION DOWNLOAD EXAMIANS APP For M no. of series configuration of solar cell,Open circuit voltage of PV module= M*Voc= 20*0.7= 14 VShort circuit current of PV module = M*Isc= 20*4= 80 A