Explore topic-wise MCQs in Engineering Metrology.

This section includes 12 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 following factor is least important for an involute profile?

A. Number of teeth
B. Pressure angle
C. Pitch
D. Gear it mates with
Answer» E.
2.

What is the involute curve?

A. Point Locus on a straight line which rolls around a circle without slipping
B. Point Locus on a straight line which rolls around a line without slipping
C. Point Locus on a circle which rolls around a pitch circle without slipping
D. Point Locus on a circle which rolls around a line without slipping
Answer» B. Point Locus on a straight line which rolls around a line without slipping
3.

WHICH_OF_THE_FOLLOWING_FACTOR_IS_LEAST_IMPORTANT_FOR_AN_INVOLUTE_PROFILE??$

A. Number of teeth
B. Pressure angle
C. Pitch
D. Gear it mates with
Answer» E.
4.

WHAT_IS_THE_INVOLUTE_CURVE??$

A. Point Locus on a straight line which rolls around a circle without slipping
B. Point Locus on a straight line which rolls around a line without slipping
C. Point Locus on a circle which rolls around a pitch circle without slipping
D. Point Locus on a circle which rolls around a line without slipping
Answer» B. Point Locus on a straight line which rolls around a line without slipping
5.

What is the effect of centre distance between two gears on velocity ratio of involute gear pair?

A. Less for less velocity ratio
B. Less for more in velocity ratio
C. More or less for more velocity ratio
D. No effect
Answer» E.
6.

Which of the following is true for an involute curve?

A. Tangent to any point on involute is parallel to the generator at that point
B. Tangent to any point on involute is perpendicular to the generator at that point
C. Tangent to any point on involute is at 45 degree to the generator at that point
D. Tangent to any point on involute is at 30 degree to the generator at that point
Answer» C. Tangent to any point on involute is at 45 degree to the generator at that point
7.

What is the standard pressure angle for an involute system?

A. 20 or 14.5 degree
B. 20 or 30 degree
C. 30 or 14.5 degree
D. 40 or 30 degree
Answer» B. 20 or 30 degree
8.

Which of the following is correct about involute curve?

A. Involute curvature increases with increase in base circle diameter
B. Involute is straight line when diameter of base circle is zero
C. Involute curvature increases with increase in pitch circle diameter
D. Involute curvature decreases with increase in base circle diameter
Answer» E.
9.

Upon which factor, shape of involute curve depends?

A. Base circle diameter
B. Pitch circle diameter
C. Addendum circle diameter
D. Face width
Answer» B. Pitch circle diameter
10.

What type of teeths is present in involute rack?

A. Spiral
B. Helical
C. Straight
D. Double helical
Answer» D. Double helical
11.

Where does involute gear is used?

A. For crude purposes
B. General purpose in precision engineering
C. Where heavy loads comes on machine
D. Where impact loads comes on machine
Answer» C. Where heavy loads comes on machine
12.

What is the alternative name of involute gears?

A. Straight tooth gear
B. Helical gear
C. Cycloid gear
D. Spiral gear
Answer» B. Helical gear