Automobile Designer Question:
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A bolt of uniform strength can be developed by

(a) Keeping the core dia of threads equal to the dia of unthreaded portion of bolt
(b) Keeping the core dia of threads smaller than the dia of unthreaded portion of bolt
(c) Keeping the nominal dia of threads equal to the dia of unthreaded portion of bolt
(d) None of the above

Automobile Designer Interview Question
Automobile Designer Interview Question

Answer:

(a) Keeping the core dia of threads equal to the dia of unthreaded portion of bolt

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Backlash is

(a) Sum of the clearance of two gears
(b) Mutual play between two gears
(c) Amount by which the width of a tooth space exceeds the thickness of the engaging tooth on pitch circle
(d) Any of the above		Short columns are preferred over long columns from

(a) Strength consideration
(b) Buckling consideration
(c) Weight consideration
(d) None of the above