MGVCL Exam Paper (30-07-2021 Shift 1) Which of the following is the layer of a computer system between the hardware and the user program? None of these System Environment Operating System Application Software None of these System Environment Operating System Application Software ANSWER DOWNLOAD EXAMIANS APP
MGVCL Exam Paper (30-07-2021 Shift 1) Which of the following is an independent malicious program that spread copies of itself from computer to computer? Worm Trap door Trojan horse Virus Worm Trap door Trojan horse Virus ANSWER DOWNLOAD EXAMIANS APP
MGVCL Exam Paper (30-07-2021 Shift 1) Determine maximum permissible load which a 15 MVA, ONAN cooled transformer to IS : 2026 can take for 6 hr, if the initial load on it was 12 MVA. The weighted ambient temperature is 20˚C. Assume the permissible load kVA as a fraction of rated kVA is 1.25. 9.6 MVA 15 MVA 18.75 MVA 12 MVA 9.6 MVA 15 MVA 18.75 MVA 12 MVA ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Maximum permissible load = Rated MVA rating*fraction of rated kVAMaximum permissible load = 15*1.25Maximum permissible load = 18.75 MVA
MGVCL Exam Paper (30-07-2021 Shift 1) An RLC series circuit consists of R = 16 Ω, L = 5 mH and C = 2 μF. Calculate the quality factor. 2.125 3.125 5.125 4.125 2.125 3.125 5.125 4.125 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP For series RLC circuit,Q = (1/R)*√(L/C)Q = 1/16*√(5 mH/2 μF)Q = 50/16Q = 3.125
MGVCL Exam Paper (30-07-2021 Shift 1) Choose the word which expresses nearly the opposite meaning of the given word "QUANDARY " Certainty Embarrassment Dilemma Clutch Certainty Embarrassment Dilemma Clutch ANSWER DOWNLOAD EXAMIANS APP
MGVCL Exam Paper (30-07-2021 Shift 1) In a single phase energy meter, the series electromagnet is energized by a ___ of ___ current coil, thin wire of more turns current coil, thick wire of few turns voltage coil, thin wire of more turns voltage coil, thick wire of few turns current coil, thin wire of more turns current coil, thick wire of few turns voltage coil, thin wire of more turns voltage coil, thick wire of few turns ANSWER EXPLANATION DOWNLOAD EXAMIANS APP The series electromagnet is energized by a coil known as current coil which is connected in series with the load so that it carry the load current.The flux produced by this magnet is proportional to and in phase with the load current.
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