GATE EE 1999
View Questions

GATE EE

As temperature is increased, the voltage across a diode carrying a constant current.
View Question
The colour code of a $$1k\Omega $$ resistance is
View Question
The mobility of an electron in a conductor expressed in terms of
View Question
The enhancement type n-channel MOSFET is represented by the symbol
View Question
The input voltage $${V_i}$$ in the circuit is a $$1$$ $$kHz$$ sine wave of $$1$$ $$V$$ amplitude. Assume ideal operation
View Question
For the small signal $$BJT$$ amplifier shown in given figure. Determine at $$1$$ $$kHz$$ the following $$(a)$$ $$\,\,
View Question
The function corresponding to the Bode plot of Figure, is
View Question
For a flip-flop formed from two $$NAND$$ gates as shown in figure. The unusable state corresponds to
View Question
The logic function $$f = \overline {\left( {x.\overline y } \right) + \left( {\overline x .y} \right)} $$ is the same as
View Question
The logic function $$F = AC + ABD + ACD$$ is to be realized using an $$8$$ to $$1$$ multiplexer shown in figure, using $
View Question
For a dual $$ADC$$ type $$3\,{\raise0.5ex\hbox{$\scriptstyle 1$} \kern-0.1em/\kern-0.15em \lower0.25ex\hbox{$\scriptstyl
View Question
For the circuit shown in Figure, the capacitance measured between terminals $$B$$ and $$Y$$ will be
View Question
When a periodic triangular voltage peak amplitude $$1$$ $$V$$ and frequency $$0.5$$ $$Hz$$ is applied to a parallel comb
View Question
When a resistor $$R$$ is connected to a current source, it consumes a power of $$18$$ $$W.$$ when the same $$R$$ is conn
View Question
Currents $${{\rm I}_1},\,{{\rm I}_2}$$ and $${{\rm I}_3}$$ meet at a junction (node) in a circuit. All currents are mark
View Question
Solve the circuit shown in Fig. using the mesh method of analysis and determine the mesh currents $${{\rm I}_1},\,{{\rm
View Question
A rectangular voltage pulse of magnitude $$V$$ and duration $$T$$ is applied to a series combination of resistance $$R$$
View Question
In the given circuit, the capacitor is initially charged to $$12$$ $$V. $$ Find the mathematical expression for the volt
View Question
The $$RMS$$ value of half $$-$$ wave rectified symmetrical square wave current of $$2A$$ is
View Question
A series $$R-L-C$$ circuit when excited by a $$10$$ $$V$$ sinusoidal voltage source of variable frequency, exhibits reso
View Question
The current in the circuit shown in figure is
View Question
A fixed capacitor of reactance –$$j0.02$$ $$\Omega $$ is connected in parallel across a series combination of a fixed in
View Question
The voltage phasor of a circuit is $$10\angle {15^0}\,V$$ and the current phasor is $$2\,\,\angle - {45^0}A.$$ The acti
View Question
Two $$100$$ $$\mu A$$ full scale $$PMMC$$ meters are employed to construct a $$10$$ $$V$$ and a $$100$$ $$V$$ full scale
View Question
A current of $$\left[ {2 + \sqrt 2 \sin \left( {314t + 30} \right) + 2\sqrt 2 \cos \left( {952t + 45} \right)} \right]$$
View Question
For the given circuit the internal resistance of the ammeters as well as that of the current coil of the wattmeter are z
View Question
Electro dynamic type watt meters have large errors while measuring power in a.c circuits at low power factor conditions,
View Question
The voltage phasor of a circuit is $$10\angle {15^ \circ }V$$ and the current phasor is $$2\angle - {45^ \circ }A.$$ Th
View Question
For a dual $$ADC$$ type $$3\,\,{1 \over 2}$$ digit $$DVM$$, the reference voltage is $$100mV$$ and the first integration
View Question
A 4-pole lap-wound DC generator has a developed power of P watts and voltage of E volts. Two adjacent brushes of the mac
View Question
A DC shunt motor is running at 1200 rmp, when excited with 220 V DC. Neglecting the losses and saturation, the speed of
View Question
A 10 kVA, 400 V/200 V, single phase transformer with a percentage resistance of 3% and percentage reactance of 6% is sup
View Question
A 400V/100V, 10 kVA two-winding transformer is reconnected as an autotransformer across a suitable voltage source. The m
View Question
The percentage resistance and percentage reactance of a 10 kVA, 400 V/200 V, 3-phase transformer are 2% and 10% respecti
View Question
A 10 kVA, 400 V/200 V single-phase transformers with 10% impedance draws a steady short circuit line current of
View Question
The windings of a Q kVA, $$\frac{V_1}{V_2}$$ Volt, three-phase, Delta connected, core type transformer are reconnected t
View Question
Starting torque can be obtained in the case of a single phase induction motor with identical main and auxiliary windings
View Question
The following starting method for an induction motor is inferior view of the poor starting torque per ampere of the line
View Question
Higher synchronous reactance is preferred in the present day alternators, because one can have
View Question
A three phase alternator is wound with a 60 degree phase-spread armature windings and develops 300 kVA. If the armature
View Question
A separately excited $$DC$$ shunt motor is driving a fan load whose torque is proportional to the square of the speed. W
View Question
Two single phase transformers $$A$$ and $$B$$ have the following parameters. Transformer $$A$$: $$400V/200V,$$ $$10$$ $
View Question
An electromagnetic field is radiated from
View Question
A charge $$+Q$$ is uniformly distributed throughout the volume of a dielectric sphere of radius $$R$$ and dielectric con
View Question
Two parallel wires separated by a distance $$'d'$$ are carrying a current $$'{\rm I}'$$ in the same direction. The magn
View Question
If $$A = \left[ {\matrix{ 1 & { - 2} & { - 1} \cr 2 & 3 & 1 \cr 0 & 5 & { - 2} \cr
View Question
Find the eigen values and eigen vectors of the matrix $$\left[ {\matrix{ 3 & { - 1} \cr { - 1} & 3 \cr
View Question
Resonant Converter's are basically used to
View Question
A three phase diode bridge is used to provide rectified output from a $$400V,$$ $$50$$ $$Hz,$$ $$3$$- phase supply to a
View Question
A $$PWM$$ switching scheme is used with a three phase inverter to
View Question
Corona losses are minimized when
View Question
An overhead line having a surge impedance of $$400$$$$\Omega $$ is connected in series with an underground cable having
View Question
The load carrying capability of a long AC transmission line is
View Question
For a single phase overhead line having solid copper conductors of diameter $$1$$ cm, spaced $$60$$ cm between centers,
View Question
A 3-phase, 11 kV, 50 Hz, 200 kW load has a power factor of 0.8 lag. A delta connected 3-phase capacitor is used to impro
View Question
A single phase AC distributor supplies two single phase loads as shown in figure. The voltage drop from A to C is
View Question
$$A$$ $$220$$ kV, $$20$$ km long, $$3$$-phase transmission line has the following $$A, B, C, D$$ constants. $$A=D=0.96$$
View Question
A 66 kV, 3-phase, 50 Hz, 150 km long overhead transmission line is open circuited at the receiving end. Each conductor h
View Question
A 6.6 kV, 50 Hz single core lead sheathed cable has the following data: Conductor diameter: 1.5 cm, length: 4 km. Intern
View Question
An industrial consumer has a daily load pattern of $$2000$$ $$kW$$, $$0.8$$ lag for $$12$$ Hrs. and $$1000$$ $$kW$$ $$UP
View Question
Steady state stability of a power system is the ability of the power system to
View Question
Determine the magnitudes of the symmetrical components ($${{{\rm I}_{R1}},\,{{\rm I}_{R2}}\,}$$ and $${{{\rm I}_{R0}}}$$
View Question
Determine the required MVA rating of the circuit breaker CB for the system shown in given figure. Consider the grid as i
View Question
Three sections of a feeder are provided with circuit breakers CB1, CB2, CB3, CB4, CB5 and CB6. For a fault F as indicate
View Question
A rectangular current pulse of duration T and magnitude 1 has the Laplace transform
View Question
EXAM MAP
Medical
NEETAIIMS
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
Civil Services
UPSC Civil Service
Defence
NDA
Staff Selection Commission
SSC CGL Tier I
CBSE
Class 12