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MGVCL Exam Paper (30-07-2021 Shift 2)

MGVCL Exam Paper (30-07-2021 Shift 2)
Which of the following is an application layer service?

Network virtual terminal
Mail service
Mail service
File transfer, access and management

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MGVCL Exam Paper (30-07-2021 Shift 2)
The single line diagram of the simple power system is shown in figure the corresponding reactance diagram is

D
A
C
B

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Simple logic of reactance diagram is that simplified equivalent circuit of power system in which the various components of power system are represented by their reactances.
The reactance diagram can be obtained from impedance diagram if all the resistive components are neglected.

MGVCL Exam Paper (30-07-2021 Shift 2)
In the following question, one part of the sentence may have an error. Find out which part of the sentence has an error and select the option corresponding to it. If the sentence contains no error, Select "No error'' option. (Avoid punctuation errors).
(A) The Manager, with / (B) all his employee, was / (C) fired from the company /(D) NO ERROR

D
B
A
C

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MGVCL Exam Paper (30-07-2021 Shift 2)
પાણી : પાણીગ્રહણ :: હસ્ત : ???

પ્રેમાલાપ
હસ્તમેળાપ
છુટાછેડા
વિવાહ

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MGVCL Exam Paper (30-07-2021 Shift 2)
A sudden, non power frequency change in the steady state condition of voltage or current that is bidirectional in polarity is called as

Impulsive transient
Oscillatory transients
Distortion
Harmonic

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Oscillatory transient is the a sudden, non power frequency change in the steady state condition of voltage or current that is bidirectional in polarity.

MGVCL Exam Paper (30-07-2021 Shift 2)
A 1000 kVA ONAN cooled transformer has a load of 500 kVA throughout the day except for a period of 4 hours. What is the permissible overload for a duration of four hours. Assume the permissible load kVA as a fraction of rated kVA is 1.24.

2480 kVA
620 kVA
1240 kVA
930 kVA

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Permissible overload = Full load kVA*factor for permissible load
= 1000*1.24
= 1240 kVA

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