Engineering :: Strength of Materials

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241.

The efficiency of a riveted joint is the ratio of the strength of the joint to the strength of the solid plate.

True

False

242.

In calculating the strength of a riveted joint in tearing, shearing and crushing, the

A.	actual diameter of river is used	B.	actual diameter of hole drilled for rivet is used
C.	mean diameter of hole drilled and rivet is used	D.	smaller of the rivet diameter and hole diameter is used

243.

If the tearing efficiency of a riveted joint is 50%, then ratio of rivet hole diameter to the pitch of rivets is

A.	0.2	B.	0.3
C.	0.5	D.	0.6

244.

A welded joint as compared to a riveted joint has

A.	same	B.	less
C.	more

245.

Transverse fillet welds are designed for

A.	tensile strength	B.	compressive strength
C.	shear strength	D.	bending strength

246.

Parallel fillet welds are designed for bending strength.

Agree

Disagree

247.

Which of the following statement is correct?

A.	The size of hole drilled in riveting plates is less than the actual size of rivet.	B.	The centre to centre distance between two consecutive rivets in a row is called margin.
C.	Rivets are generally specified by its shank diameter	D.	Tearing of plates can be avoided by taking the pitch of rivets equal to 1.5 times the diameter of rivet hole.

248.

A pressure vessel is said to be a thin shell when it is made of thin sheets.

Agree

Disagree

249.

A pressure vessel is said to be a thick shell, when

A.	it is made of thick sheets	B.	the internal pressure is very high
C.	the ratio of wall thickness of the vessel to its diameter is less than 1 / 10	D.	the ratio of wall thickness of the vessel to its diameter is greater than 1 / 10

250.

A pressure vessel is said to be a thin shell when the ratio of wall thickness of the vessel to its diameter is

A.	equal to	B.	less than
C.	greater than