Machine Design MCQ with Answers

Machine Design MCQ with Answers

181) According to Indian standards, a bolt thread of 6 mm size of coarse pitch and with allowance on the threads and normal tolerance grade is designated as

Answer is:

M6 - 8d

182) When a beam of rectangular cross-section of width b and depth d, is subjected to a shear force F, the maximum shear stress induced will be

Answer is:

(3F)/(2bh)

183) In designing a connecting rod, it is considered like __________ for buckling about Y-axis.

Answer is:

both ends fixed

184) A steel containing __________ 0.8% carbon is known as hypo-eutectoid steel.

Answer is:

less than

185) When the connected members are very yielding (soft gasket) as compared to the bolt, then the resultant load on the bolt will be equal to the

Answer is:

sum of the initial tension and external load applied

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