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Network Theory
Network Elements
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Network Theorems
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Transient Response
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Sinusoidal Steady State Response
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Two Port Networks
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Network Graphs
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State Equations For Networks
Marks 5
Miscellaneous
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1
GATE ECE 2005
MCQ (Single Correct Answer)
+2
-0.6
For the circuit in figure, the phase current $${{\rm I}_1}$$ is GATE ECE 2005 Network Theory - Sinusoidal Steady State Response Question 30 English
A
$${{10\sqrt 3 } \over 2}\angle {90^0}$$ Amps
B
$${{10\sqrt 3 } \over 2}\angle - {90^0}$$ Amps
C
$$5\angle {60^0}$$ Amps
D
$$5\angle - {60^0}$$ Amps
2
GATE ECE 2004
MCQ (Single Correct Answer)
+2
-0.6

Consider the following statements S1 and S2.

S1: The $$\beta$$ of a bipolar transistor reduces if the base width is increased.

S2: The $$\beta$$ of a bipolar transistor increases if the doping concentration in the base in increased

Which one of the following is correct?
A
S1 is FALSE and S2 is TRUE
B
Both S1 and S2 are TRUE
C
S1 is TRUE and S2 is FALSE
D
Both S1 and S2 are FALSE
3
GATE ECE 2004
MCQ (Single Correct Answer)
+2
-0.6
The transfer function $$H\left( s \right) = {{{V_0}\left( s \right)} \over {{V_i}\left( s \right)}}$$ of an R-L-C circuit is given by
$$H\left( s \right) = {{{{10}^6}} \over {{s^2} + 20s + {{10}^6}}}$$

The Quality factor (Q-factore) of this circuit is

A
$$25$$
B
$$50$$
C
$$100$$
D
$$5000$$
4
GATE ECE 2003
MCQ (Single Correct Answer)
+2
-0.6
An input voltage $$v(t)$$ $$ = 10\sqrt 2 \,\,\cos \,\,\left( {t + {{10}^0}} \right) + 10\sqrt 5 \,\,\cos \left( {2t + {{10}^0}} \right)\,\,V$$ is applied to a series combination of resistance $$L = 1H$$. the resulting steady - state current $$i(t)$$ in ampere is
A
$$10\cos \left( {t + {{55}^0}} \right) + 10\,\cos \left( {2t + {{10}^0} + {{\tan }^{ - 1}}\,2} \right)$$
B
$$10\cos \left( {t + {{55}^0}} \right) + 10\sqrt {{3 \over 2}} \,\cos \left( {2t + {{55}^0}} \right)$$
C
$$10\cos \left( {t - {{35}^0}} \right) + 10\cos \left( {2t + {{10}^0} - {{\tan }^{ - 1}}\,2} \right)$$
D
$$10\cos \left( {t - {{35}^0}} \right) + 10\sqrt {{3 \over 2}} \,\cos \left( {2t - {{35}^0}} \right)$$
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Questions Asked from Marks 2
GATE ECE 2025 (1) GATE ECE 2022 (2) GATE ECE 2018 (1) GATE ECE 2017 Set 1 (2) GATE ECE 2016 Set 1 (2) GATE ECE 2015 Set 1 (2) GATE ECE 2015 Set 3 (1) GATE ECE 2014 Set 4 (1) GATE ECE 2014 Set 3 (1) GATE ECE 2014 Set 2 (1) GATE ECE 2014 Set 1 (3) GATE ECE 2010 (1) GATE ECE 2009 (1) GATE ECE 2007 (2) GATE ECE 2005 (1) GATE ECE 2004 (2) GATE ECE 2003 (2) GATE ECE 2002 (1) GATE ECE 2001 (1) GATE ECE 2000 (1) GATE ECE 1993 (1) GATE ECE 1992 (1) GATE ECE 1991 (1) GATE ECE 1990 (2) GATE ECE 1989 (1) GATE ECE 1987 (1)
GATE ECE Subjects
Signals and Systems
Network Theory
Control Systems
Digital Circuits
General Aptitude
Electronic Devices and VLSI
Analog Circuits
Engineering Mathematics
Microprocessors
Communications
Electromagnetics