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

MGVCL Exam Paper (30-07-2021 Shift 2)
Choose the word which best expresses the similar meaning of the given word "LUCID"

Puzzled
Sensible
Cloudy
Clear

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MGVCL Exam Paper (30-07-2021 Shift 2)
In the RLC series circuit shown in figure, resonance occurs when the value of C is 20 µF. The supply voltages is v(t) = 20 sin (500t) V. Find the value of L.

5 mH
5 H
0.2 mH
0.2 H

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Here,
ω = 500 rad/sec = 2πf.
At Resonance condition,
ωL = 1/(ωC)
L 0.2 H
Also at series resonace
1. fr = 1/[2π√(LC)]
2. PF = 1
3. Maximum current
4. Source voltage = voltage across resistor.

MGVCL Exam Paper (30-07-2021 Shift 2)
Vikram Seth is associated with which of the following fields?

Politician
Music
Literature
Sports

ANSWER DOWNLOAD EXAMIANS APP

MGVCL Exam Paper (30-07-2021 Shift 2)
હુ ગીત ગાઈશ' ને કર્મણીમાં ફેરવો.

હુ ગીતને ગાઈશ
મારાથી ગીત ગવાશે
ગીતને હુ ગાઈશ
ગીતને હુ જ ગાઇશ

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MGVCL Exam Paper (30-07-2021 Shift 2)
A wire pilot is generally economical for distances up to

20 to 25 km
10 km to 15 km
30 km to 60 km
75 km to 100 km

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

A wire pilot is generally economical for distances up to 5 or 10 miles, beyond which a carrier-current pilot usually becomes more economical.

MGVCL Exam Paper (30-07-2021 Shift 2)
A delta-connected balanced three-phase load is supplied from a three-phase, 400 V supply. The line current is 20 A and the power taken by the load is 10 kW. Find the power factor.

0.62
0.82
0.52
0.72

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

P = 10 kW
VL = 400 V
IL = 20 A

3- phse power, P = √3*VL*IL*cosφ

cosφ = 10*1000/(√3*400*20)
= 0.7216

MORE MCQ ON MGVCL Exam Paper (30-07-2021 Shift 2)

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