Engineering Metrology Mock Test 10

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Question 1 of 10

1. What type of fibre is present in the optical tube of mini borescope?

Quartz fibre

Asbestos fibre

Plastic fibre

Resin fibre

Question 1 of 10

Question 2 of 10

2. What is the use of fluorescent penetrants?

Illuminates and observes internal, closed or inaccessible areas

Enhance the observation of surface cracks

Develop permanent visual records of a remote object

Evaluate surface finish, shape and microstructure

Question 2 of 10

Question 3 of 10

3. Which approach is accepted as an international procedure in evaluating the uncertainty of measurement?

Experimental approach

Conventional approach

Modern approach

Observational approach

Question 3 of 10

Question 4 of 10

4. Which distribution is related to U-probability distribution of Type-B evaluation of uncertainty?

Bernoulli distribution

Binomial distribution

Poisson distribution

Arcsin distribution

Question 4 of 10

Question 5 of 10

5. Which of the following is true about resolution in two frequency laser interferometer?

Angular resolution - 3 arc seconds

Flatness resolution - 2 nm

Linear resolution - 1 nm

Straightness resolution - 90 nm

Question 5 of 10

Question 6 of 10

6. Which instrument lets an operator see two photos at once?

Goniometer

Stereo plotter

Theodolite

Collimator

Question 6 of 10

Question 7 of 10

7. Type-B method is a type of which evaluation approach?

U shaped distribution approach

Modern approach

Gaussian approach

Triangular distribution approach

Question 7 of 10

Question 8 of 10

8. What is the wavelength of light produced by He-Ne laser in laser inspection?

5928 Å

6988 Å

5328 Å

6328 Å

Question 8 of 10

Question 9 of 10

9. Which type of conversion is involved in machine vision inspection system?

Continuous tone image into a binary image

Binary image into a continuous tone image

Low quality grayscale image to high quality grayscale image

Binary image into black and white image

Question 9 of 10

Question 10 of 10

10. When is rectangular distribution is used in Type-B evaluation method?

When no limits can be determined

When value of measurand is equal to lower limit

When value of measurand is equal to upper limit

When measurand lies anywhere within the limits

Question 10 of 10