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GETCO Exam Paper (22-07-2015)

GETCO Exam Paper (22-07-2015)
For eliminating 7th harmonics from generated EMF in alternator the fractional pitch must be

6\7
5\6
7\8
2\3

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

fractional pitch = Cos( α/2)
α is obtain from: (nα/2)=90˚ where n is harmonic
α=25.7143˚
fractional pitch=6/7

GETCO Exam Paper (22-07-2015)
HVDC transmission is preferred to EHV AC because

VAR compensation is not required in it
Its terminal equipment are inexpensive
System stability can be improved
Harmonic problem is avoided

ANSWER DOWNLOAD EXAMIANS APP

GETCO Exam Paper (22-07-2015)
Jyotigram Yojana is pertaining to

Supplying 100% reliable power for street light of villages
Developing agricultural land
Supplying 100% reliable power to villages
Supplying resedential and other power separately

ANSWER DOWNLOAD EXAMIANS APP

GETCO Exam Paper (22-07-2015)
The RMS value of the voltage u(t) = 3 + 4 cos(3t) is

5
7
3 + 2(1.41)
4.12

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

if voltage is given by,
v(t) = V₀ + V₁ cos(3t) + V₂ cos(5t)+ …
RMS value is given by,
√( V₀² + (V₁/√2)² + (V₂/√2)² + …)

GETCO Exam Paper (22-07-2015)
What is the synonyms of 'Pragmatic'?

Practical
Magnetic
Uncertain
Arrogant

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GETCO Exam Paper (22-07-2015)
Which Indian hindi movie is released most recently (as on 22/07/2015)?

Drishyam
Bajarangi Bhaijaan
Aisa Yeh Jahaan
Bin Roye

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MORE MCQ ON GETCO Exam Paper (22-07-2015)

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