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. 20 pF 40 pF 10 pF 30 pF 20 pF 40 pF 10 pF 30 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) Match the following A = (iii), B = (ii), C = (i) A = (iii), B = (i), C = (ii) A = (ii), B = (i), C = (iii) A = (ii), B = (iii), C = (i) A = (iii), B = (ii), C = (i) A = (iii), B = (i), C = (ii) A = (ii), B = (i), C = (iii) A = (ii), B = (iii), C = (i) ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Bus Type - Known Parameter - Unknown ParameterLoad Bus -P, Q - V, phase angleGenerator Bus - P, V (magnitude) - Q, Voltage phase angleSlack Bus Voltage - magnitude and phase angle - P, Q
MGVCL Exam Paper (30-07-2021 Shift 1) By inserting a plate of dielectric material between the plates of a parallel plate capacitor at constant potential, the energy stored in the capacitor is increased five times. The dielectric constant of the material is 25 5 1/25 1/5 25 5 1/25 1/5 ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Energy stored by capacitor, Q = ½CV²Dielectric constant is directly proportional to C and capacitance is proportional to the dielectrical constant
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 12 MVA 18.75 MVA 9.6 MVA 15 MVA 12 MVA 18.75 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) Which of the following is an independent malicious program that spread copies of itself from computer to computer? Trojan horse Worm Trap door Virus Trojan horse Worm Trap door Virus ANSWER DOWNLOAD EXAMIANS APP
MGVCL Exam Paper (30-07-2021 Shift 1) મારુતારુંનો ઝગડો હજી ખતમ થયો નથી, ચારપાંચ વર્ષ થઇ ગયા અને રાતદિવસ સાથે ઉઠવા-બેસવાનું તો ચાલુ જ છે. ઉપરોક્ત વાક્યમાં ક્યા ક્યા વ્યાકરણીય સમાસનો ઉપયોગ કરાયો છે? દ્વન્દ્વ અવ્યવીભાવ, મધ્યમપદલોપી તત્પુરુષ, દ્વન્દ્વ, મધ્યમપદલોપી દ્વન્દ્વ અવ્યવીભાવ, મધ્યમપદલોપી તત્પુરુષ, દ્વન્દ્વ, મધ્યમપદલોપી ANSWER DOWNLOAD EXAMIANS APP
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