1. . A measuring system consists of
(A) Sensors
(B) Variable conversion elements
(C) Signal processing elements
(D) All of these
2. . Which of the following is caused by careless handling?
(A) Systematic error
(B) None of the mentioned
(C) Random error
(D) Gross error
3. . A system will be error free if we remove all systematic error.
(A) True
4. . Which of the following error is caused by poor calibration of the instrument?
(A) Random error
(B) Gross error
(C) Precision error
(D) Systematic error
5. . ‘Zero error is an indication of instrumental error’.
(A) True
(B) False
6. . Which of the following adjustments is usually adjusted first in an instrument requiring calibration?
(A) Deadband
(B) Span
(C) Linearity
(D) Zero
7. . If the instrument is used in wrong manner while application, then it will result in
(A) Instrument error
(B) Systematic error
(C) Random error
(D) Environmental error
8. . Random errors in a measurement system are due to
(A) Environmental changes
(B) Unpredictable effects
(C) Poor cabling practices
(D) Use of uncalibrated instrument
9. . In a measurement system,
(A) A single measurement component may have both random errors and systematic errors
(B) A measurement system consists of several components with each component having separate errors
(C) Both the statement (a) & (b) are true
(D) Neither statement (a) nor statement (b) are true
10. . The undesirable characteristics of a measuring system is/are
(A) Drift
(B) Dead zone
(C) Non-linearity
(D) All of these