MGVCL Exam Paper (30-07-2021 Shift 2) Transistors were used in ____ of Computers. First Generation Third Generation Second Generation Fourth Generation First Generation Third Generation Second Generation Fourth Generation ANSWER DOWNLOAD EXAMIANS APP
MGVCL Exam Paper (30-07-2021 Shift 2) In circuit breaker, the term MCCB stands for miniature compact circuit breaker modern closed circuit breaker moulded case circuit breaker miniature case circuit breaker miniature compact circuit breaker modern closed circuit breaker moulded case circuit breaker miniature case circuit breaker ANSWER EXPLANATION DOWNLOAD EXAMIANS APP MCCB stands for Moulded Case Circuit Breaker.MCB stands for Miniature Circuit Breaker.ELCB stands for Earth Leakage Circuit BreakerRCCB stands for Residual Current Circuit Breaker.
MGVCL Exam Paper (30-07-2021 Shift 2) A three-phase, 12 kV, 50 Hz and 300 kW load is operating at 0.8 pf lag. If the pf is to be improved to unity, using star connected capacitor, the per phase value of the reactive VAR required is: 25 kVAR 100 kVAR 50 kVAR 75 kVAR 25 kVAR 100 kVAR 50 kVAR 75 kVAR ANSWER EXPLANATION DOWNLOAD EXAMIANS APP The reactive VAR required = kW*(tanφ1 -tanφ2)Cosφ1 = 0.8φ1 = 36.87 deg.Cosφ2 = 0φ2 = 0 deg.kVAR required = kW*(tan(36.87) - tan(0))= 300*1000(0.75)= 225.00 kVARPer phase value = 225.00/3= 75 kVAR
MGVCL Exam Paper (30-07-2021 Shift 2) If the velocity of electromagnetic wave in free space is 3 × 10⁸ m/s, then the velocity in a medium with εr of 4.5 and μr of 2 would be 27 × 10⁸ m/s 3 × 10⁸ m/s 9 × 10⁸ m/s 1 × 10⁸ m/s 27 × 10⁸ m/s 3 × 10⁸ m/s 9 × 10⁸ m/s 1 × 10⁸ m/s ANSWER EXPLANATION DOWNLOAD EXAMIANS APP Speed of EM wave in medium = C/√(εr*μr)= (300000000)/√9= 300000000/3= 100000000= 1*10⁸ m/s
MGVCL Exam Paper (30-07-2021 Shift 2) Nangal Wildlife Sanctuary is located in which state? Punjab Sikkim Mizoram Tamil Nadu Punjab Sikkim Mizoram Tamil Nadu ANSWER DOWNLOAD EXAMIANS APP
MGVCL Exam Paper (30-07-2021 Shift 2) જે ક્રિયા દર્શાવે પણ વાક્યનો અર્થ પૂર્ણ કરે એ એને ____કહેવાય. - આપેલ વિકલ્પોમાંથી યોગ્યનું ચયન કરી વાક્ય પૂર્ણ કરો ક્રિયા-વિભક્તિ વિભક્તિ કૃદંત નીપાત ક્રિયા-વિભક્તિ વિભક્તિ કૃદંત નીપાત ANSWER DOWNLOAD EXAMIANS APP
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