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This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Engineering Metrology knowledge and support exam preparation. Choose a topic below to get started.
1. |
Which distribution is related to U-probability distribution of Type-B evaluation of uncertainty? |
A. | Arcsin distribution |
B. | Binomial distribution |
C. | Poisson distribution |
D. | Bernoulli distribution |
Answer» B. Binomial distribution | |
2. |
Which of the following is not treated as Type-B uncertainty? |
A. | Hysteresis |
B. | Common Mode Voltage |
C. | Nonlinearity |
D. | Repeatability |
Answer» E. | |
3. |
What is the sensitivity coefficient? |
A. | It describes how sensitive the input data is |
B. | It describes to what extent output data is influenced with variation in input data |
C. | It describes to what extent input can change |
D. | It describes to what extent input data is influenced with variation in the number of observations |
Answer» C. It describes to what extent input can change | |
4. |
When is triangular distribution is used in a Type-B method? |
A. | When most values are near the origin |
B. | When most values are near the right most position of distribution |
C. | When most values are near the left most position of distribution |
D. | When most values are near the centre of distribution |
Answer» E. | |
5. |
When is rectangular distribution is used in Type-B evaluation method? |
A. | When value of measurand is equal to upper limit |
B. | When value of measurand is equal to lower limit |
C. | When measurand lies anywhere within the limits |
D. | When no limits can be determined |
Answer» D. When no limits can be determined | |
6. |
If calibration certificate state the uncertainty at X (X is numerical value) and quoted uncertainty is N, then what is the value of standard uncertainty? |
A. | X*N |
B. | X/N |
C. | N/X |
D. | N<sup>X</sup> |
Answer» D. N<sup>X</sup> | |
7. |
What value of uncertainty cannot be taken in a Type-B method? |
A. | Standard uncertainty without certificate |
B. | Resultant of previous value |
C. | Evaluated on the basis of experience |
D. | Reference value from the literature |
Answer» B. Resultant of previous value | |
8. |
What is the coverage factor in a Type-B method? |
A. | Any numerical value only |
B. | A multiple of sigma only |
C. | A numerical value or multiple of sigma |
D. | Always equal to one |
Answer» D. Always equal to one | |
9. |
Type-B method is a type of which evaluation approach? |
A. | Gaussian approach |
B. | Triangular distribution approach |
C. | U shaped distribution approach |
D. | Modern approach |
Answer» E. | |
10. |
Which type of uncertainty is evaluated in Type-B Evaluation? |
A. | When observations are taken under same conditions |
B. | When information has possible variability of input variables |
C. | When Information is present non continuous manner |
D. | When information is available and is used as it is without any judgement |
Answer» C. When Information is present non continuous manner | |