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

Answer is:

Parallel fillet welded joint

Machine Design MCQ with Answers

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

Answer is:

both ends hinged

216) The material commonly used for crane hooks is

Answer is:

wrought iron

Explanation:

Wrought Iron is the purest form of iron; although it may contain traces of carbon. It is usually made by ‘‘puddling process’’. It is very costly and its use has been almost totally replaced by cheaper steel. However, for some components like chain-links and Crane-hooks wrought iron is still the preferred raw material.