ECE-6171 - Fundamentals of Mixed Signals and Sensors oed answer key

Showing 61 to 80 of 98 total answers.

#ECE-6171
Awesome StudentQuestion • Fundamentals of Mixed Signals and Sensors

Auto correlation function and energy spectral densities are Fourier transform pairs.

Answer

True

#ECE-6171
Awesome StudentQuestion • Fundamentals of Mixed Signals and Sensors

What should be the sampling frequency if the highest frequency of the signal is 5Hz?

Answer

5hz

#ECE-6171
Awesome StudentQuestion • Fundamentals of Mixed Signals and Sensors

Radio Frequencies uses Class B amplifier with the configuration of common collector .

Answer

False

#ECE-6171
Awesome StudentQuestion • Fundamentals of Mixed Signals and Sensors

Use mason’s gain formula to find the transfer function of the given signal flow graph:

Answer

abdeg/1-(bc+ef)+bcef

#ECE-6171
Awesome StudentQuestion • Fundamentals of Mixed Signals and Sensors

The common conversion methods are Physical, RadioactiveChemicalMagnetic , and biological

Answer

Change the overlapping area of the parallel electrodes

#ECE-6171
Awesome StudentQuestion • Fundamentals of Mixed Signals and Sensors

The sampling frequency should be less than the highest frequency contained in the signal.

#ECE-6171
Awesome StudentQuestion • Fundamentals of Mixed Signals and Sensors

Transistor where the current condition is due to both charge carries of holes and electrons

#ECE-6171
Awesome StudentQuestion • Fundamentals of Mixed Signals and Sensors

Flywheel Effect See back Effect to transform a temperature difference to a voltage difference

#ECE-6171
Awesome StudentQuestion • Fundamentals of Mixed Signals and Sensors

Class AB that has lower efficinecy of less thant 40% but good signal reproduction and linearity.

#ECE-6171
Awesome StudentQuestion • Fundamentals of Mixed Signals and Sensors

The narrowband amplifies a specific range of frequencies, to the exclusion of other frequencies.

#ECE-6171
Awesome StudentQuestion • Fundamentals of Mixed Signals and Sensors

Identify which is NOT a step for converting a block diagram into an equivalent signal flow graph.

#ECE-6171
Awesome StudentQuestion • Fundamentals of Mixed Signals and Sensors

Signal flow graphs are reliable to find transfer function than block diagram reduction technique.

#ECE-6171
Awesome StudentQuestion • Fundamentals of Mixed Signals and Sensors

What is the classification of amplifier that uses the common emitter configuration of transistor?

#ECE-6171
Awesome StudentQuestion • Fundamentals of Mixed Signals and Sensors

A continuous signal can be represented as the product of an impulse function and the signal itself.

#ECE-6171
Awesome StudentQuestion • Fundamentals of Mixed Signals and Sensors

It is a mathematical operation used to express the relation between input and output of an LTI system

#ECE-6171
Awesome StudentQuestion • Fundamentals of Mixed Signals and Sensors

Which of the following variations can be done to make capacitance based sensors ? (Choose one or more)

#ECE-6171
Awesome StudentQuestion • Fundamentals of Mixed Signals and Sensors

DeconvolutionCorrelation is the reverse process of convolution widely used in signal and image processing

#ECE-6171
Awesome StudentQuestion • Fundamentals of Mixed Signals and Sensors

The subscript ___________ is added to the period of clock signal T to emphasize that it's the clock signal.

#ECE-6171
Awesome StudentQuestion • Fundamentals of Mixed Signals and Sensors

In an amplifier, if a capacitor can be accurately controlled, then the gain cannot be accurately controlled.

Page 4 of 5