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Directions:

The following  items consist of two statements one labeled as the ‘Assertion (A)’ and the other as Reason(R)’ You are to examine these two statements carefully and select the correct 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 is false

(d) A is false but R is true

            Assertion (A): Often, the cutting velocity determined by optimization has to be modified

            Reason (R): Because only finite number of speeds are available on the machine tool

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