GATE ECE Exam Question Paper

Will you provide the GATE Electronics And Communication Engineering Question Paper?

[Kiran Chandar]

List of few Questions of GATE Electronics And Communication Engineering is given below:
The maximum value of q until which the approximation sin q q » holds to within 10% error is
(A) 10°
(B) 18°
(C) 50°
(D) 90°

Two systems with impulse responses 1( ) h t and 2 ( ) h t are connected in cascade. Then the overall
impulse response of the cascaded system is given by
(A) product of 1( ) h t and 2 ( ) h t
(B) sum of 1( ) h t and 2 ( ) h t
(C) convolution of 1( ) h t and 2 ( ) h t
(D) subtraction of 2 ( ) h t from 1( ) h t

A bulb in a staircase has two switches, one switch being at the ground floor and the other one at the first floor. The bulb can be turned ON and also can be turned OFF by any one of the switches irrespective of the state of the other switch. The logic of switching of the bulb resembles
(A) an AND gate
(B) an OR gate
(C) an XOR gate
(D) a NAND gate

In a forward biased pn junction diode, the sequence of events that best describes the mechanism of current flow is
(A) injection, and subsequent diffusion and recombination of minority carriers
(B) injection, and subsequent drift and generation of minority carriers
(C) extraction, and subsequent diffusion and generation of minority carriers
(D) extraction, and subsequent drift and recombination of minority carriers

In IC technology, dry oxidation (using dry oxygen) as compared to wet oxidation (using steam or
water vapor) produces
(A) superior quality oxide with a higher growth rate
(B) inferior quality oxide with a higher growth rate
(C) inferior quality oxide with a lower growth rate
(D) superior quality oxide with a lower growth rate








For more questions here I am giving attachment

Will you please provide the Question Paper of the GATE ECE Exam ?

[Kiran Chandar]

Here I am providing the list of few questions of GATE ECE Exam Question Paper which you are looking for .

1. Introducing a resistor in the emitter of a common amplifier stabilizes the dc operating point against variations in
(a) only the temperature
(1’) only the [ of the transistor
(c) both temperature and 13
(d) none ot these
2. The current gain o .i bipolar transistor drops at high frequencies because of

(a) transistor capacitances
(b) high current effects in the base
(c) parasitic inductive elements
(d) the Early effect

3. An amplifier with resistive negative feedback has two lelt halt plane poles in its open—loop transter ILinction. The amplifier

(a) will always he unstable at high frequencies
(b) will be stable (or all frequencies
(c) may Lw unstable, depending on the feedback I actor
(d) will oscillate at low frequencies

4. A TEM wave is incident normally upon a perfect conductor. The E and H fields at the boundary will he, respectively,

(a) minimum and minimum
(b) maximum and maximum
(c) minimum and maximum
(d) maximum and minimum

5. The frequency range for satellite comrntinicatiofl’S

(a) I kHz to 100 kHz
(b) 100 kHz to 10 kHz
(e) lOMHzto3OMHz
(ti) 1 GHz to 30 G[Iz





For more questions , here is the attachment

I am looking for the GATE ECE Exam Question Paper . Will you please provide it ?

[Kiran Chandar]

Here is the list of few questions of GATE ECE Exam Question Paper which you are looking for .

1. A DC voltage source is connected across a series R-L-C circuit. Under steady-state conditions, the applied DC voltage drops entirely across the
(a) Ronly
(b) Lonly
(c) C only
(d) R and L combination

2. Consider a DC voltage source connected to a series R-C circuit. When the steady-slate reaches, the ratio of the energy stored in the capacitor to the total energy supplied by the voltage source, is equal to
(a) 0.362
(b) 0.500
(c’) 0.632
(d) 1,000

3. Two 2 H inductance coils are connected in series and are also magnetically coupled to each other the coefficient of coupling being 0.1. The total inductance of the combination can be
(a) 0.4 H
(h) 3.2 H
(c) 4.0 H
(d) 3.3 [-1

4. Signal flow graph is used to find
(a) stability of the system
(b) controllability of the system
(c) transfer function of the system
(d) poles of the system

5. The final value theorem is tised to find the
(a) steady state value of the system output
(b) initial value of the system output
(c’) transient behaviour of the system output
(d) none of these

I am preparing for the GATE exam. Would you like to forward me question paper of the GATE exam for ECE?

[Pathak]

As per you request, I am giving you question paper of the Electronics and communication engineering stream for GATE exam.

A bulb in a staircase has two switches, one switch being at the ground floor and the other one at the first floor. The bulb can be turned ON and also can be turned OFF by any one of the switches irrespective of the state of the other switch. The logic of switching of the bulb resembles
(A) an AND gate
(B) an OR gate
(C) an XOR gate
(D)a NAND gate
Answer: (C)

In IC technology, dry oxidation (using dry oxygen) as compared to wet oxidation
(using steam or water vapor) produces
(A) superior quality oxide with a higher growth rate
(B) inferior quality oxide with a higher growth rate
(C) inferior quality oxide with a lower growth rate
(D) superior quality oxide with a lower growth rate
Answer: (D)

In a forward biased pn junction diode, the sequence of events that best describes
the mechanism of current flow is
(A) injection, and subsequent diffusion and recombination of minority carriers
(B) injection, and subsequent drift and generation of minority carriers
(C) extraction, and subsequent diffusion and generation of minority carriers
(D) extraction, and subsequent drift and recombination of minority carriers
Answer: (A)

In a MOSFET operating in the saturation region, the channel length modulation
effect causes
(A) an increase in the gate-source capacitance
(B) a decrease in the Transconductance
(C) a decrease in the unity-gain cutoff frequency
(D) a decrease in the output resistance
Answer: (D)

Choose the grammatically CORRECT sentence:
(A) Two and two add four
(B) Two and two become four
(C) Two and two are four
(D) Two and two make four
Answer: (D)

Statement: You can always give me a ring whenever you need.
Which one of the following is the best inference from the above statement?
(A) Because I have a nice caller tune
(B) Because I have a better telephone facility
(C) Because a friend in need in a friend indeed
(D) Because you need not pay towards the telephone bills when you give me aring
Answer: (C)

Complete the sentence:
Dare ____________ mistakes.
(A) commit (B) to commit (C) committed (D) committing

Answer: (B)
















For complete question paper consider the attachment.