MGVCL Exam Paper (30-07-2021 Shift 1) Two-wattmeter method is used to measure the power taken by a 3-phase induction motor on no load. The wattmeter readings are 375 W and –50 W. Calculate the reactive power taken by the load. 325/√3 VAR 425/√3 VAR 325√3 VAR 425√3 VAR 325/√3 VAR 425/√3 VAR 325√3 VAR 425√3 VAR ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Reactive power taken, Q = √3*(W1 - W2)Q = √3*(375 + 50)Q = √3*425 kVAR
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 Virus Trap door Trojan horse Worm Virus Trap door Trojan horse ANSWER DOWNLOAD EXAMIANS APP
MGVCL Exam Paper (30-07-2021 Shift 1) Calculate the capacitance per meter of a 50 Ω load cable that has an inductance of 50 nH/m. 40 pF 10 pF 30 pF 20 pF 40 pF 10 pF 30 pF 20 pF ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Z = √(L/C)C = L/Z²C = 50*10⁻⁹/(50*50)C = 0.02 nFC = 20 pF
MGVCL Exam Paper (30-07-2021 Shift 1) Choose the word which best expresses the similar meaning of the given word " CALLOW" Calm Sophisticated Mature Immature Calm Sophisticated Mature Immature ANSWER DOWNLOAD EXAMIANS APP
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), (ii) and (iii) (i) only (i) and (iii) only (i) and (ii) only (i), (ii) and (iii) (i) only (i) and (iii) only (i) and (ii) only 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) In which of the following States, Tarapur Nuclear Power Plant is located? Maharashtra Assam Uttar Pradesh Bihar Maharashtra Assam Uttar Pradesh Bihar ANSWER DOWNLOAD EXAMIANS APP
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