GATE (Graduate Aptitude Test in Engineering) Electronics: Questions 835 - 839 of 1076

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Question 835

Discrete-Time Fourier Transform (DTFT), DFT, FFT

Appeared in Year: 2017

Question

MCQ▾

An LTI system with unit sample response

is a

Choices

Choice (4)Response

a.

Band stop filter

b.

High pass filter

c.

Band pass filter

d.

Low pass filter

Question 836

Entropy, Mutual Information and Channel Capacity Theorem

Appeared in Year: 2016

Question

Numeric Answer▾

A discrete memoryless source has an alphabet with corresponding probabilities . The minimum required average codeword length in bits to represent this source for error-free reconstruction is …

Question 837

Appeared in Year: 2016

Question

MCQ▾

The logic functionality realized by the circuit shown below is

The Logic Functionality Realized by the Circuit

Choices

Choice (4)Response

a.

OR

b.

XOR

c.

AND

d.

NAND

Question 838

Appeared in Year: 2016

Question

Numeric Answer▾

The diodes and in the figure are ideal and the capacitors are identical. The product RC is very large compared to the time period of the ac voltage. If the diodes do not breakdown in the reverse bias, the output voltage at the steady state is …

The Output Voltage V_o (In Volt) at the Steady State

Question 839

Shift-Registers and Finite State Machines

Appeared in Year: 2016

Question

Numeric Answer▾

Assume that all the digital gates in the circuit shown in the figure are ideal, the resistor and the supply voltage is . The D flip-flops are initialized with logic values and respectively. The clock has a duty cycle.

The Digital Gates in the Circuit Shown in the Figure

The average power dissipated in the resistor R is …

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