GATE ECE 2014 Set 1 | GATE ECE Year Wise Previous Years Questions

GATE ECE 2014 Set 1

MCQ (Single Correct Answer)

-0.3

Consider the configuration shown in the figure which is a portion of a larger electrical network

GATE ECE 2014 Set 1 Network Theory - Network Elements Question 31 English

For R = 1 Ω and currents i₁ = 2A, i₄ = -1A, i₅ = -4A, which one of the following is TRUE?

i₆ = 5 A

i₃ = -4 A

Data is sufficient to conclude that the supposed currents are impossible

Data is insufficient to identify the current i₂,i₃ and i₆.

GATE ECE 2014 Set 1

Numerical

-0

A Y-network has resistances of 10Ω each in two of its arms, while the third arm has a resistance of 11Ω in the equivalent ∆ − network, the lowest value (in Ω) among the three resistances is ______________.

Your input ____

GATE ECE 2014 Set 1

MCQ (Single Correct Answer)

-0.3

For maximum power transfer between two cascaded sections of an electrical network, the relationship between the output impedance Z₁ of the first section to the input impedance Z₂ of the second section is

Z₂ = Z₁

Z₂ = -Z₁

Z₂ = Z₁^*

Z₂ = -Z₁^*

GATE ECE 2014 Set 1

MCQ (Single Correct Answer)

-0.6

A 230 V rms source supplies power to two loads connected in parallel. The first load draws 10 kW at 0.8 leading power factor and the second one draws 10 kVA at 0.8 lagging power factor. The complex power delivered by the source is

(18 + j 1.5) kVA

(18 - j 1.5) kVA

(20 + j 1.5) kVA

(20 - j 1.5) kVA

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