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

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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) and (ii) only
(i) and (iii) only
(i), (ii) and (iii)
(i) only

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MGVCL Exam Paper (30-07-2021 Shift 1)
A grid interactive solar system:

always receives power from the grid
supplies power to as well as receives power from the grid as required
always supplies power to the grid
works only when the grid fails

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