Millwright - 2nd Year - Section 1 Exam
Questions and Answers with Verified
Solutions | Latest Updated 2026
What part of the anti-friction Inner ring
bearing
sits on the shaft when it is
mounted?
What is the inner ring of a bearing Hardened high-grade steel
made of?
What is the surface on which the Raceway
rolling members roll called?
Why is it important that the To reduce friction, increase life and
raceway produce
grinds to a very fine finish? accurate dimensions that support the ball
What does the outer ring sit in A housing
when
mounted?
,What are the 3 functions of the 1. Prevent the rolling bearings from
cage? rubbing against
each other
2. Push the rolling elements through the
unloaded
zone
3. Guide the rolling elemetns with a
minimum
amount of friction
What shapes can the rolling 1. Round
elements in an anti-friction bearing 2. Cylindrical
be? 3. Needle
4. Tapered
5. Spherical
How is the rolling element shape The first number or letters on the standard
identified on a bearing? code
What 3 factors affect a bearings 1. Area of Contact
ability to carry a load? 2. Direction of load
3. Loaded zone
What shape is the area of contact circular until a load applies to the ball, then
on it
the raceway under a ball bearing? becomes elliptical
What shape is the area of contact A narrow rectangle and becomes larger as
on the size
the raceway under a roller of the rolling element increases.
bearing?
, What effect does the size of the The larger the area of contact, the larger
area the load
of contact have on load capacity? capacity of the bearing.
What kind of bearing load has a Radial load
nominal contact angle of 0
degrees?
What kind of bearing load has a Axial load
nominal contact angle of 90
degrees?
What kind of bearing load has a Combination load
nominal contact angle between 0
and 90 degrees?
What is the degrees loaded zone The section of the raceway that the force is
on applied
a bearing? to.
What factors affect the load zone 1. Direction of the force applied by the
of shaft
the bearing? 2. Amount of internal clearance or preload
What affect does a larger load A larger amount of bearings are supporting
zone the
have on the bearing? load, thus increeasin the capacity of the
bearing
Questions and Answers with Verified
Solutions | Latest Updated 2026
What part of the anti-friction Inner ring
bearing
sits on the shaft when it is
mounted?
What is the inner ring of a bearing Hardened high-grade steel
made of?
What is the surface on which the Raceway
rolling members roll called?
Why is it important that the To reduce friction, increase life and
raceway produce
grinds to a very fine finish? accurate dimensions that support the ball
What does the outer ring sit in A housing
when
mounted?
,What are the 3 functions of the 1. Prevent the rolling bearings from
cage? rubbing against
each other
2. Push the rolling elements through the
unloaded
zone
3. Guide the rolling elemetns with a
minimum
amount of friction
What shapes can the rolling 1. Round
elements in an anti-friction bearing 2. Cylindrical
be? 3. Needle
4. Tapered
5. Spherical
How is the rolling element shape The first number or letters on the standard
identified on a bearing? code
What 3 factors affect a bearings 1. Area of Contact
ability to carry a load? 2. Direction of load
3. Loaded zone
What shape is the area of contact circular until a load applies to the ball, then
on it
the raceway under a ball bearing? becomes elliptical
What shape is the area of contact A narrow rectangle and becomes larger as
on the size
the raceway under a roller of the rolling element increases.
bearing?
, What effect does the size of the The larger the area of contact, the larger
area the load
of contact have on load capacity? capacity of the bearing.
What kind of bearing load has a Radial load
nominal contact angle of 0
degrees?
What kind of bearing load has a Axial load
nominal contact angle of 90
degrees?
What kind of bearing load has a Combination load
nominal contact angle between 0
and 90 degrees?
What is the degrees loaded zone The section of the raceway that the force is
on applied
a bearing? to.
What factors affect the load zone 1. Direction of the force applied by the
of shaft
the bearing? 2. Amount of internal clearance or preload
What affect does a larger load A larger amount of bearings are supporting
zone the
have on the bearing? load, thus increeasin the capacity of the
bearing
