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GETCO Exam Paper (22-07-2015)

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

7
5
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)
Earth wire on EHV overhead transmission line is provided to protect the line against

corona effect
lightning surge
switching surge
excessive fault voltages

ANSWER DOWNLOAD EXAMIANS APP

GETCO Exam Paper (22-07-2015)
The surge impedance loading of the line will _____ if the length of the line is double

four times
become half
double
remains same

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Surge impedance is independent of length of the line

GETCO Exam Paper (22-07-2015)
Which city is capital of Meghalaya? (As on 22/07/2015)

Itanagar
Imphal
Shilong
Dispur

ANSWER DOWNLOAD EXAMIANS APP

GETCO Exam Paper (22-07-2015)
Who is the 2012 London Olympics bronze medalist in badminton?

Saina
Sania
Ashwini Ponnappa
Jwala Gutta

ANSWER DOWNLOAD EXAMIANS APP

GETCO Exam Paper (22-07-2015)
Select the wrong statement from the following in relation to power flow analysis

jacobian is always required
Approximation is used in FDLF method
No of ittretion in N R method can not be more than 30 for any system
Y Bus is required for power flow analysis

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

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