Directions: The following items consist of two statements one labeled at the ‘Assertion A’ and the other as ‘Reason (R)’. You are to examine these two statements carefully and select the answers to these items using the codes given below
(a) Both A and R are individually true and R is the correct explanation of A
(b) Both A and R are individually true but R is not the correct explanation of A
(c) A is true but R s false
(d) A is false but R is tru
Assertion (A): Herringbone gears are used for high speed and heavy duty speed reduction
Reason (R): These gears produce large axial thrust on their shafts