331) The longitudinal joint in boilers is used to get the required

Answer is:

diameter of boiler

Machine Design MCQ with Answers

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332) The Lewis equation for gear tooth with involute profile predicts the static load capacity of cantilever beam of uniform strength.

Answer is:

Right

333) A basic shaft is one whose

Answer is:

upper deviation is zero

Explanation:

A basic shaft is one whose Upper deviation is zero
Upper Deviation: It is the algebraic difference between the maximum size and the basic size. The upper deviation of a hole is represented by a symbol ES and of a shaft, it is represented by es.
Lower Deviation: It is the algebraic difference between the minimum size and the basic size.