MGVCL Exam Paper (30-07-2021 Shift 1) Find the word which is correctly spelt from the given options. Ambience Dimnished Suppresed Benifited Ambience Dimnished Suppresed Benifited ANSWER DOWNLOAD EXAMIANS APP
MGVCL Exam Paper (30-07-2021 Shift 1) Consider the following two statements and choose the correct answer.Statement 1: The V-curves of a synchronous motor show relationship between armature current and supply voltage.Statement 2: The plot of power factor against the field current of synchronous motor is known as inverted V curves. Both Statement 1 and Statement 2 are TRUE Both Statement 1 and Statement 2 are FALSE Statement 1 is FALSE and Statement 2 is TRUE Statement 1 is TRUE and Statement 2 is FALSE Both Statement 1 and Statement 2 are TRUE Both Statement 1 and Statement 2 are FALSE Statement 1 is FALSE and Statement 2 is TRUE Statement 1 is TRUE and Statement 2 is FALSE ANSWER EXPLANATION DOWNLOAD EXAMIANS APP The V-curves of a synchronous motor show relationship between Armature current (Ia) and Excitation current (If).The Inverted V-curves of a synchronous motor show relationship between power factor (pf) and field excitation (If).
MGVCL Exam Paper (30-07-2021 Shift 1) Which generation of computers used vacuum tubes? First Generation Second Generation Third Generation Fourth Generation First Generation Second Generation Third Generation Fourth Generation ANSWER DOWNLOAD EXAMIANS APP
MGVCL Exam Paper (30-07-2021 Shift 1) A given solar cell has the following specifications:Open-circuit voltage, Voc: 0.7 VShort-circuit current, Isc: 3.5 AShort-circuit current, Isc: 3.5 AShort-circuit current, Isc: 3.5 AIf the solar cell operates at maximum power point, calculate the efficiency. 12.70% 14.70% 15.70% 13.70% 12.70% 14.70% 15.70% 13.70% ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Equation is given by:Efficiency = (F.F*Voc*Isc)/Pin= (0.6*3.5*0.7)/10= 0.14702% efficiency = 14.7 %
MGVCL Exam Paper (30-07-2021 Shift 1) Which of the following architectures is also known as "Five Principles of Peaceful Co-existence"? Vedanga Panchayatana Manusmriti Panchsheel Vedanga Panchayatana Manusmriti Panchsheel ANSWER DOWNLOAD EXAMIANS APP
MGVCL Exam Paper (30-07-2021 Shift 1) A fully controlled natural commutated 3-phase bridge rectifier is operating with a firing angle α = 30°, The peak to peak voltage ripple expressed as a ratio of the peak output dc voltage at the output of the converter bridge is 0.5 1-(√3/2) √3-1 √3 -1 0.5 1-(√3/2) √3-1 √3 -1 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Where,φ is firing angleVoltage ripple for 3-phase bridge rectifier = cos(φ) = Cos(30)= 1/2
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