MGVCL Exam Paper (30-07-2021 Shift 3) સારું:નરસું::શુક્લ: ? અવિશાની પરમ કૃષ્ણ અમર અવિશાની પરમ કૃષ્ણ અમર ANSWER DOWNLOAD EXAMIANS APP
MGVCL Exam Paper (30-07-2021 Shift 3) Name the application under MS Office software bundle, that we use to create audio- visual presentation. MS Access MS Power point MS Word MS Excel MS Access MS Power point MS Word MS Excel ANSWER DOWNLOAD EXAMIANS APP
MGVCL Exam Paper (30-07-2021 Shift 3) When was the Constitution of India adopted by the Constituent Assembly? 13th January 1950 15th August 1947 26th November 1949 January 25 1930 13th January 1950 15th August 1947 26th November 1949 January 25 1930 ANSWER DOWNLOAD EXAMIANS APP
MGVCL Exam Paper (30-07-2021 Shift 3) If the phase velocity of a plane wave in a perfect dielectric is 0.4 times its value in free space, then what is the relative permittivity of the dielectric? 2.5 4.25 6.25 1.25 2.5 4.25 6.25 1.25 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP The equation is given by:Vp (Phase velocity) = (Velocity of light in free space/Phase velocity)²= (1/0.4)²= 6.25
MGVCL Exam Paper (30-07-2021 Shift 3) Consider the following statements associated with Buchholz’s relays.Statement 1: Buchholz's relay is used for protection of a transformer against incipient faults.Statement 2: Buchholz's relay can be installed on oil cooled transformers. Both Statement 1 and Statement 2 are FALSE Statement 1 is FALSE and Statement 2 is TRUE Both Statement 1 and Statement 2 are TRUE Statement 1 is TRUE and Statement 2 is FALSE Both Statement 1 and Statement 2 are FALSE Statement 1 is FALSE and Statement 2 is TRUE Both Statement 1 and Statement 2 are TRUE Statement 1 is TRUE and Statement 2 is FALSE ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Buchholz relay is used for protecting transformer against incipient or internal faults.Buchholz relay is a gas-actuated relay installed in oil immersed transformers for protection against all kinds of faults.
MGVCL Exam Paper (30-07-2021 Shift 3) A single phase full converter bridge, connected to 230 V, 50 Hz source is feeding a load R =10 Ω in series with a large inductance that makes the load current ripple free. For a firing angle of 450, calculate the rectification efficiency. 28.33% 50.55% 76.66% 63.66% 28.33% 50.55% 76.66% 63.66% ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Rectification efficiency = DC output power/AC input power
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