1
GATE EE 2017 Set 2
Numerical
+1
-0
The normal - $$\pi $$ circuit of a transmission line is shown in the figure. GATE EE 2017 Set 2 Power System Analysis - Parameters and Performance of Transmission Lines Question 60 English

Impedance $$Z = 100\angle {80^ \circ }$$ and reactance $$\,X = 3300\Omega .$$ The magnitude of the characteristic impedance of the transmission line, in $$\Omega ,$$ is ________. (Give the answer up to one decimal place.)

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2
GATE EE 2014 Set 1
MCQ (Single Correct Answer)
+1
-0.3
The undesirable property of an electrical insulating material is
A
high dielectric strength
B
high relative permittivity
C
high thermal conductivity
D
high insulation resistivity
3
GATE EE 2014 Set 3
MCQ (Single Correct Answer)
+1
-0.3
In a long transmission line with $$r, l, g$$ and $$𝑐$$ are the resistance, inductance, shunt conductance and capacitance per unit length respectively, the condition for distortionless transmission is
A
$$rc = \ell g$$
B
$$r = \ell /r$$
C
$$rg = \ell c$$
D
$$g = \sqrt {c/\ell } $$
4
GATE EE 2014 Set 2
Numerical
+1
-0
A single phase induction motor draws $$12MW$$ power at $$0.6$$ lagging power. A capacitor is connected in parallel to the motor to improve the power factor of the combination of motor and capacitor to $$0.8$$ lagging. Assuming that the real and reactive power drawn by the motor remains same as before, the reactive power delivered by the capacitor in MVAR is _______ .
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