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Provides an in-depth understanding of mixed signal processing and the principles and applications of sensors in various fields, from healthcare to automotive.
The resulting signal when a continuous time periodic signal x(t) having period T, is convolved with itself is a periodic having period of T/2
A continuous signal can be represented as the product of an impulse function and the signal itself.
The multistage approach allows a significant relaxation of the anti-alias and anti-imaging filters, with a consequent reduction in the filter complexity
a numerical expression representing the performance or efficiency of a procedure.
The ADC quantizes the input voltage to a finite number of bits.
The subscript ___________ is added to the period of clock signal T to emphasize that it's the clock signal.
Large signals uses this kind of amplifier
Faraday’s Law of Induction states that coil resist a change in magnetic field by generating an opposing voltage/current
Use mason’s gain formula to find the transfer function of the given signal flow graph:
The most inefficient amplifier class of amplifier.
A device is a Answer when input is electrical and output a physical quantity
For a causal L.T.I. system, the impulse response is 0 for _________
Small Amplifiers are designed to amplify very small signal voltage levels of only a few Class A AmplifiersSmall Signal AmplifiersLarge Signal Amplifiers from sensors or audio signals
Which of the following series has an ROC as mentioned below?
Signal flow graphs are reliable to find transfer function than block diagram reduction technique.
What density spectrum can be measured in this formula?
The cost is an economic factor to consider in choosing a sensor.
Which of the following is/are an analog input/output ?
The easiest way to smooth a signal is to increase its resolution.
Which of the following variations can be done to make capacitance based sensors ? (Choose one or more)
Which is NOT an effect of aliasing?
The two types of convolution are continuous and discrete convolution.
Identify which is NOT a step for converting a block diagram into an equivalent signal flow graph.
Which of the following justifies the linearity property of z-transform?[x↔X(z)].
The convolution of a function with an impulse function delayed to an instant 3 in time results in ____________
Power amplifier delivers power to the load and is the product of the voltage and current applied to the load with the output signal power being greater that the input signal power.
DeconvolutionCorrelation is the reverse process of convolution widely used in signal and image processing
Multirate systems can increase or decrease the sampling-rate of a signal.
Which is not a type of correlation?
Class C amplifier is used for VHF, UHF and SHF Frequencies.
Increasing the input code should always increase the output voltage.
Increasing the input code should always decrease the output voltage.
Which of the following is/are NOT a detectable phenomena?
It refers to the measure of similarity between two signals
Happens in ADCs when an output code does not occur for any input voltage
Switched capacitor circuits can be used to build regulators.
What is the z-transform of the signal x B1nu(-n-1)?
Switched capacitor-integrator is more accurate than continuous time integrator.
Auto correlation function and energy spectral densities are Fourier transform pairs.
At what frequency should a signal composed of a single sinewave at a frequency of 6 Hz be sampled in accordance to the Nyquist Theorem?
What is the set of all values of z for which X(z) attains a finite value?
The term SONAR stands for "Solar Navigation and Radar"
The FET is a unipolar junction transistor.
Which is NOT a transistor configuration?
According to Time shifting property of z-transform, if X(z) is the z-transform of x then what is the z-transform of x(n-k)?
Which is NOT a property of convolution?
The range of a convuluted signal of two unequal rectangles is the difference of the lower limits and upper limits.
Data converters must represent blank continuous values in a range using a set of discrete values A blank binary code is used to represent the value
Aliasing arises when a signal is discretely sampled at a rate that is insufficient to capture the changes in the signal.
What is the formula for noise power spectral density?
Flywheel Effect See back Effect to transform a temperature difference to a voltage difference
Identify the FET terminals stated :blankSource , terminal through which the carriers enter the channel blank Drain , where the carriers leave the channel blankGate , the terminal that modulates the channel conductivity
Power Density Spectrum is the measure of similarity between two different signals.
This tells us how many of these bits contains useful information.
It is a mathematical operation used to express the relation between input and output of an LTI system
_Answer is used to measure deflection, stress, pressure, etcThe resistance of the sensing element changes with applied strain
What is the ROC of z-transform of finite duration anti-causal sequence?
the inverse z-transform can be performed by evaluating a Answer integral
The FET's three terminals are Source,Drain and CollectorBaseGate
Electric Field transmission lines Magnetic Field coaxial lines sensors are used for power steering,security, and current measurements on Electric Field transmission lines Magnetic Field coaxial lines
Decimation involves the use of which of the following components?
What is the classification of amplifier that uses the common emitter configuration of transistor?
Refers to the preservation of information.
Class A amplifier is more efficient than Class B amplifier.
It is a measure of the step size error
Radio Frequencies uses Class B amplifier with the configuration of common collector .
Decimation works by inserting zero-valued samples for each input signal.
What is the z-transform of the signal x=[3(2n)-4(3n)]u?
Class AB that has lower efficinecy of less thant 40% but good signal reproduction and linearity.
Which is NOT a static specification?
Which is NOT a property of the region of convergence?
A device which converts one form of energy to another
The simple way to avoid aliasing of course is to always have enough samples to capture the spatial or temporal variations in a signal.
A branch has gain but no direction.
What are the types of Transistor? (Choose two)
The convolution of a discrete signal with itself is _________
Is the discrete time LTI system with impulse response h=an (|a| < 1) BIBO stable?
The sampling frequency should be less than the highest frequency contained in the signal.
The opposition exhibited by its output terminals to an alternating current (AC) of a particular frequency is called Amplifier Efficiency.
FET stands for _____________.
What is the z-transform of the signal x= -=CE=B1nu(-n-1)?
The narrowband amplifies a specific range of frequencies, to the exclusion of other frequencies.
The common conversion methods are Physical, RadioactiveChemicalMagnetic , and biological
A measure of the "amplification" of an amplifier
Capacitance Transducers are used to measure acceleration along one or more axis and are relatively insensitive to orthogonal directions
A Answer is a line segment which joins two nodes
Biological Phenomena is a common detectable phenomena.
In an amplifier, if a capacitor can be accurately controlled, then the gain cannot be accurately controlled.
What is DAC?
Tells us the frequency where the SINAD is 3 dBlower than the best case value
What should be the sampling frequency if the highest frequency of the signal is 5Hz?
What is ADC?
The three terminals of a semiconductor are called emmiter,base and gate.
Data conversion accuracy enhances system performance In-depth understanding of data converter performance is important in many applications.
Transistor where the current condition is due to both charge carries of holes and electrons
Which is NOT a quantization noise assumption?
A signal flow graph is the graphical representation of the relationships between the variables of set linear algebraic equations.
Ultrasonic sensors are used for position measurements.
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