Explore topic-wise MCQs in Engineering Metrology.

This section includes 13 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 of the option is correct for given statements about an optical arrangement with graduated scales?Statement 1: There are more chances of cumulative error in optical arrangement with scales while using glass blocks.Statement 2: High resolution over long length can be obtained by this method.

A. Only statement 1 is true
B. Only statement 2 is true
C. Both the statements are true
D. Both the statements are not true
Answer» C. Both the statements are true
Discussion
2.

Which of the following statement is true about graduated scales? Statement 1: For the purpose of machine setting, an optical arrangement can be used with graduated scales. Statement 2: Glass block is placed between the graduated scale and table.

A. T, F
B. F, F
C. F, T
D. T, T
Answer» B. F, F
Discussion
3.

In optical arrangement with graduated scale, when glass block is tilted by ‘i’ then incident ray from scale deviates from straight line path. What is the displacement ‘h’? ( w is the glass width)

A. sin(i-r)/wcosr
B. w cos(i-r)/sinr
C. w sin(i-r)/cosr
D. cos(i-r)/wsinr
Answer» D. cos(i-r)/wsinr
Discussion
4.

Which of the option is correct for given statements about graduated scales?Statement 1: A microscope is fitted over the scale markings for machine setting.Statement 2: This arrangement has a provision of the micrometer.

A. Only statement 1 is true
B. Only statement 2 is true
C. Both the statements are true
D. Both the statements are not true
Answer» D. Both the statements are not true
Discussion
5.

When glass block is tilted by ‘i’ in optical arrangement with a graduated scale, then find out the displacement of the ray. Given, width=5 mm, refractive index of glass block=1.5 and rotation is 10 mins.

A. 0.05 mm
B. 0.005 mm
C. 0.0005 mm
D. 0.00005 mm
Answer» C. 0.0005 mm
Discussion
6.

Which of the following option is correct about given statement?Statement 1: In conjunction with other instruments, graduated scales can be used for machine setting.Statement 2: Graduated scales has fixed anvil.

A. T, T
B. F, T
C. T, F
D. F, F
Answer» D. F, F
Discussion
7.

A-2,_B-4,_C-1,_D-_3?$

A. A-1, B-2, C-3, D-4
B. A-4, B-3, C-2, D-1
C. A-3, B-1, C-4, D-2
Answer» B. A-4, B-3, C-2, D-1
Discussion
8.

Which_of_the_following_statement_is_true_about_graduated_scales?$

A.
B.
Answer» C.
Discussion
9.

In optical arrangement with graduated scale, when glass block is tilted by ‘i’ then incident ray from scale deviates from straight line path. What is the displacement ‘h’? ( w is the glass width)$

A. sin(i-r)/wcosr
B. w cos(i-r)/sinr
C. w sin(i-r)/cosr
D. cos(i-r)/wsinr
Answer» D. cos(i-r)/wsinr
Discussion
10.

Which of the following is incorrect about graduation scales?

A. Scribed or etched marks are less preferable than paints
B. Telescope internal gauge has two spherical contact rods
C. Ball type plug gauge can detect ovality and taper effect
D. Pneumatic hole gauges are used for precision hole gauging
Answer» B. Telescope internal gauge has two spherical contact rods
Discussion
11.

What is the accuracy range when Graduated scales are used with micrometer microscope?

A. ±1 micron
B. ±1/2 of a micron
C. ±1/4<sup>th</sup> of a micron
D. ±3/4<sup>th</sup> of a micron
Answer» D. ¬¨¬®¬¨¬±3/4<sup>th</sup> of a micron
Discussion
12.

When glass block is tilted by ‘i’ in optical arrangement with a graduated scale, then find out the displacement of the ray. Given, width=5 mm, refractive index of glass block=1.5 and rotation is 10 mins.$

A. 0.05 mm
B. 0.005 mm
C. 0.0005 mm
D. 0.00005 mm
Answer» C. 0.0005 mm
Discussion
13.

At which interval, the graduated scales are graduated?

A. 1 mm
B. 10 mm
C. 100 mm
D. 10 cm
Answer» B. 10 mm
Discussion