Explore topic-wise MCQs in Engineering Metrology.

This section includes 4 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.

What is the range of the diameter of optical flats used in testing the flatness?

A. 25mm to 300mm
B. 1mm to 100mm
C. 50mm to 500mm
D. 1mm to 10mm
Answer» B. 1mm to 100mm
2.

Which of the following is true for testing flatness with optical flats?

A. Too large angle of work with flat is desirable
B. Number of bands appears is an indication of flatness
C. Bands are viewed as perpendicularly as possible
D. Quartz flats are very sensitive to temperature changes
Answer» D. Quartz flats are very sensitive to temperature changes
3.

What is flatness error?

A. Maximum separation of a pair of parallel planes which will contain all points on the surface
B. Minimum separation of a pair of parallel planes which will contain all points on the surface
C. Minimum separation of a pair of perpendicular planes which will contain all points on the surface
D. Maximum separation of a pair of perpendicular planes which will contain all points on the surface
Answer» C. Minimum separation of a pair of perpendicular planes which will contain all points on the surface
4.

Which of the following option is true for given statements for flatness testing?
Statement 1: Straight edges can be used to check flatness.

A. nStatement 2: Single ended straight edge can be used to determine flatness of the surface.
B. T, T
C. F, F
D. T, F
E. F, T
Answer» B. T, T