12 Questions
What term is used to describe the amount by which the dedendum in a given gear exceeds the addendum of its mating gear?
Clearance
In mechanical mechanism terminology, what is the angle between the direction of the follower motion and normal to the pitch curve called?
Pressure angle
Which type of joint is a universal joint an example of?
Higher pair
What property of a material is associated with major plastic deformation before crack propagation upon application of force?
Major plastic deformation before crack propagation
Which hardening process is NOT typically employed for steels?
Age hardening
What do outside calipers have in terms of their leg orientation?
Legs which are bent outwards
What is the term used to describe the difference between the size of a hole and a shaft required for an assemblage when the shaft size is smaller than the hole?
Interference
When dropping two balls of the same size from the same height, but one with higher density than the other, which ball reaches the earth's surface first?
Heavy ball
What is the term for the sum of the angle of approach and the angle of recess for gears?
Pressure angle
If two shafts of the same length, one hollow and one solid, transmit equal torques and have the same maximum stress value, what else do they have in common?
Polar moment of inertia
What factor determines the size of a cam?
Base circle
How can the gear train value be defined?
Reciprocal of velocity ratio
Test your knowledge on mechanical engineering concepts such as interference fit, density, and angles of approach in gears. Determine the correct answers to questions related to hole and shaft sizes, gravity and density, and gear design.
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