Practice Test: Question Set - 01
1. In an application, the bearing is subjected to radial as well as axial loads. Which type of rolling contact bearings you would suggest?
- (A) Cylindrical
roller bearing
- (B) Needle
roller bearing
- (C) Thrust
ball bearing
- (D) Taper
roller bearing
2. The heavy series bearings have ___________ higher load carrying capacity than medium series bearing of the same bore diameter.
- (A) 30
to 40 per cent
- (B) 20
to 30 per cent
- (C) 40
to 50 per cent
- (D) 10
to 20 per cent
3. Rolling contact bearings are classified according to
- (A) Type
of rolling element
- (B) Direction
of load
- (C) Magnitude
of load
- (D) Both
(A) and (B) above
4. In radial bearings, the load acts
- (A) Along
the axis of rotation
- (B) Perpendicular
to the axis of rotation
- (C) Parallel
to the axis of rotation
- (D) Both
(A) and (C) above
5. The medium series bearings have _________ higher load carrying capacity than light series bearing of the same bore diameter.
- (A) 30
to 40 per cent
- (B) 20
to 30 per cent
- (C) 40 to 50 per
cent
- (D) 10 to 20 per
cent
6. In thrust bearings, the load acts
- (A) Along
the axis of rotation
- (B) Perpendicular
to the axis of rotation
- (C) Parallel
to the axis of rotation
- (D) Both
(A) and (C) above
7. Taper roller bearing is used to take
- (A) Only
radial load
- (B) Only axial
load
- (C) Only
torque
- (D) Both
axial and radial loads
8. Rolling contact bearings as compared to sliding contact bearings have
- (A) Lower
starting torque
- (B) Require
considerable axial space
- (C) Generate
less noise
- (D) Costly
9. The balls of rolling contact bearings are made of
- (A) Case
hardened steel
- (B) Plain
carbon steel
- (C) High carbon
chromium steel
- (D) Free
cutting steel
10. The last two digits of the bearing designation give the bore diameter of rolling contact bearings when multiplies by,
- (A) 10
- (B) 5
- (C) 100
- (D) π
Next Tests: