Question: A Modifying input to a measurement system can be defined as an input
Answer:
MCQ: A Modifying input to a measurement system can be defined as an input
Correct Answer:
A. which changes the input output relationship for desired inputs only
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Related Questions
- 1. In a Measurement System, the open loop transfer function is 10 and changes by 10 percent .if a closed loop system is adopted wherein the feedback system has a transfer function of 100. What will be the changes in output in the case of open loop and in closed loop systems?
- 2. In a permanent magnet moving coil type of ammeter, the current is I=kθ/NBAWhere θ=deflection, k=spring constant, N=numbers of turns of moving coil and B=flux density of the field produced permanent magnet .Temperature is an interfering input to the system. It is known that strength of magnets reduces by 0.02 per cent per °C and the strength of springs reduces by 0. 4 Percent per °C. Which methods should be adopted to apply corrections for the interfering input?
- 3. In a measurement systems, which of the following static characteristics are desirable
- 4. In Measurement systems, which of the following characteristics are undesirable static Characteristics?
- 5. A Pressure measurement instrument is calibrated between 10 bar and 250 bar. The Scale span of the instrument is
- 6. The output of an instrument under particular environmental conditions is given by the relationshipq<sub>0</sub>= a + bq<sub>i </sub>where q<sub>i </sub>= input and q and b are constants b<strong> ≠ 1, </strong>the theoretical input-output relationship is represented by a straight passing through zero. This is case of
- 7. A reading is recorded as 23.90 C<sup>0. </sup> The reading has
- 8. The scale of a 0-500V voltmeter is divided into ten large divisions representing 50 V each and each large division is further subdivided into 10 small divisions, each representing 5 V. it is used for measurement of output voltage of a potentiometer which can be varied from 0 to 500 v. it is observed that when the sliding contact is moved from its zero position, , there is no perceptible movement of pointer of the voltmeter till the sliding contact reaches a position where the output voltage should be 5 V. Therefore, it can be concluded that
- 9. In the center zero analog ammeter having a range of -10 A + 10 A, there is a detectable change of the pointer from its zero position on either side of the scale only if the current reaches a value of 1A(on either side).The ammeter has a
- 10. A Pressure gauge is calibrated from 0 -50 kN/m<sup>2 </sup>.it has uniform scale with 100 scale divisions. One fifth of scale division can be read with certainty.The gauge has a:
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