Assertion (A): Tapered roller bearings are sensitive to the tightening between inner and outer races.
Reason (R): Tapered roller bearings are always provided with adjusting nut for tightening.
Option (A)
Both A & R are true & R is the correct explanation of A
Option (B)
Both. A and R are true but R is NOT the correct explanation of A
A is true but R is false
A is false but R is true
Correct Option:
Question Solution:
Tapered bearing are sensitive to tightening because it induces a thrust within the bearing because of the taper. They are always used in pair and in opposite direction so that the thrust created due to taper gets nullified.