Machine Design MCQ with Answers

Machine Design MCQ with Answers

211) The temperature required for full annealing in hyper-eutectoid steel is

Answer is:

50 Degree Centigrade above lower critical temperature

212) The effect of key ways on a shaft is to reduce its load carrying capacity and to increase its torsional rigidity.

Answer is:

Wrong

213) The efficiency of a riveted joint is equal to

Answer is:

least of P_t, P_s and P_c/P

214) Which of the following welded joint is designed for shear strength ?

Answer is:

Parallel fillet welded joint

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

Answer is:

both ends hinged

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