Question 31 : In the practical A/D converters, if the first transition may not occur at exactly + 1/2 LSB ,then such kind of error is known as ____________
1. Scale-factor error
2. Offset error
3. Linearity error
4. All of the mentioned
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Question 32 : In A/D converter, what is the time relation between sampling period T and the duration of the sample mode and the hold mode?
1. Should be larger than the duration of sample mode and hold mode
2. Should be smaller than the duration of sample mode and hold mode
3. Should be equal to the duration of sample mode and hold mode
4. Should be larger than or equals to the duration of sample mode and hold mode
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Question 33 : In DM, By increasing∆, reduces the overload distortion but increases the granular noise, and vice versa
1. True
2. False
3.
4.
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Question 34 : In the absence of an S/H, the input signal must change by more than one-half of the quantization step during the conversion, which may be an impractical constraint.
1. True
2. False
3.
4.
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Question 35 : In the equation x_q(n)=ax_q(n-1)+ d_q(n), if a < 1 then integrator is called?
1. Leaky integrator
2. Ideal integrator
3. Ideal accumulator
4. Both Ideal integrator & accumulator
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Question 36 : What is the term used to describe the range of an A/D converter for bipolar signals?
1. Full scale
2. FSR
3. Full-scale region
4. FS
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Question 37 : What is the process of down sampling called?
1. Decimation
2. Fornication
3. Both Decimation & Fornication
4. None of the mentioned
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