GATE ECE Questions And Answers
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GATE ECE Questions and Answers - Chapters
- ECE Practice Paper 1 Questions & Answers
- ECE Practice Paper 2 Questions & Answers
ECE Practice Paper 1 Questions & Answers
3. In a baseband communications link, frequencies upto 3500 Hz are used for signaling. Using a raised cosine pulse with 75% excess bandwidth and for no inter-symbol interference, the maximum possible
signaling rate in symbols per second is
ECE Practice Paper 1 Questions & Answers
4. The electric field of a uniform plane electromagnetic wave in free space, along the positive x direction, is given by . The frequency and polarization of the wave, respectively, are
ECE Practice Paper 1 Questions & Answers
6. The output Y of a 2-bit comparator is logic 1 whenever the 2-bit input A is greater than the 2-bit input B. The number of combinations for which the output is logic 1, is
ECE Practice Paper 1 Questions & Answers
9. The average power delivered to an impedance (4 - j3) ? by a current 5cos(100p t + 100) A is
ECE Practice Paper 1 Questions & Answers
10. The unilateral Laplace transform of f(t) is 1/(s2 + s + 1). The unilateral Laplace transform of t f (t) is
ECE Practice Paper 2 Questions & Answers
1. 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
ECE Practice Paper 2 Questions & Answers
2. Consider a vector field . The closed loop line integral can be expressed as
ECE Practice Paper 2 Questions & Answers
3. Two systems with impulse responses h1 (t) and h2 (t) are connected in cascade. Then the overall impulse response of the cascaded system is given by
ECE Practice Paper 2 Questions & Answers
4. In a forward biased pn junction diode, the sequence of events that best describes the mechanism of current flow is
ECE Practice Paper 2 Questions & Answers
5. In IC technology, dry oxidation (using dry oxygen) as compared to wet oxidation (using steam or water vapor) produces