MGVCL Exam Paper (30-07-2021 Shift 1)
Stability of power system can be improved by
1. Reducing voltage of transmission
2. Using parallel transmission lines
3. Using series compensators
Which of the above statements are correct?

All 1, 2 and 3
1 and 3 only
2 and 3 only
1 and 2 only

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

MGVCL Exam Paper (30-07-2021 Shift 1)
A 16 A, Type B Miniature Circuit Breaker (MCB) will disconnect a fault in 0.1s when the fault current is

less than 16 A
between 48 A and 80 A
less than 16 A
greater than 32 A

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

MGVCL Exam Paper (30-07-2021 Shift 1)
For protection of inter-turn fault in transformer, the relays preferred are

Buchholz's relay and differential relay
Buchholz's relay, overcurrent relay and differential relay
Overcurrent relay and differential relay
Overcurrent relay and Buchholz's relay

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP
MORE MCQ ON MGVCL Exam Paper (30-07-2021 Shift 1)