MGVCL Exam Paper (30-07-2021 Shift 3)
Continuous and rapid variations in the load current magnitude which causes voltage variations is known as

Flicker
Voltage sag
Voltage distortion
Harmonics

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MGVCL Exam Paper (30-07-2021 Shift 3)
What is the full form of the acronym 'SWIFT', in financial institution?

Social World interconnection in Financial Tech process
Society website in Financial Terms
Society for Worldwide Interbank Financial Telecommunication
Social Wide in Financial Transaction

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

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MGVCL Exam Paper (30-07-2021 Shift 3)
Determine the ohmic value of the current limiting reactor per phase external to a 40 MVA, 15 kV, 50 Hz, three phase synchronous generator which can limit the current on short circuit of 6 times the full load current. The reactance of the synchronous generator is 0.06 pu.

0.8 Ω
0.6 Ω
0.2 Ω
0.4 Ω

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