MGVCL Exam Paper (30-07-2021 Shift 3)
A three phase four pole 50 Hz induction motor has a rotor resistance of 0.02 Ω/phase and stand-still reactance of 0.5 Ω/phase. Calculate the speed at which the maximum torque is developed.

1475 rpm
1525 rpm
1500 rpm
1440 rpm

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

MGVCL Exam Paper (30-07-2021 Shift 3)
Find the current through the resistor and the capacitor for the current shown in figure The switch is closed at t = O and initial change in the capacitor is zero.

I(t) = 5e⁵⁰⁰⁰ᵗ A.
I(t) = 5(1 - e⁵⁰⁰⁰ᵗ) A
I(t) = 10(1 - e⁵⁰⁰⁰ᵗ) A
I(t) = 10e⁵⁰⁰⁰ᵗ A.

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

MGVCL Exam Paper (30-07-2021 Shift 3)
હું અહી આવી શકું' વાક્યને સ્થળવાચક ક્રીયાવીશેષણમાં ફેરવો.

હું આજે નહિ આવી શકું.
હું કદી પણ નહિ આવી શકું.
હું નિયમિત રીતે અહી આવી શકું.
હું ચેન્નાઈ નહિ આવી શકું.

ANSWER DOWNLOAD EXAMIANS APP

MGVCL Exam Paper (30-07-2021 Shift 3)
Which among these components connects to physical equipments of the distribution system?

Central control room with host computers
None of these
Remote Terminal Unit
Communication infrastructure

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

MGVCL Exam Paper (30-07-2021 Shift 3)
The miniature circuit breaker (MCB) with ____ trip characteristics trips instantaneously when the current flowing through it reaches between 10 to 20 times the rated current.

Class Z
Class D
Class B
Class C

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP