64) In riveted boiler joints, all stresses, shearing, bearing and tensile are based on the

size of rivet

size of the drilled or reamed hole

average of size of rivet and hole

smaller of the two

Answer is:

size of the drilled or reamed hole

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65) The distance between the centres of the rivets in adjacent rows of zig-zag riveted joint is known as

pitch

back pitch

diagonal pitch

diametrical pitch

Answer is:

diagonal pitch

66) Efficiency of a riveted joint is the ratio of its strength (max. load it can resist without failure) to the strength of the un-punched plate in

tension

compression

bearing

any one of the above

Answer is:

tension

67) When two plates are butt together and riveted with cover plates with two rows of rivets, the joi;it is known as

lap point

butt joint

single riveted single cover butt joint

double riveted double cover butt joint

Answer is:

double riveted double cover butt joint

68) A riveted joint in which every rivet of a row is opposite to other rivet of the outer row, is known as

chain riveted joint

diamond riveted joint

criss-cross riveted joint

zig-zag riveted joint

Answer is:

chain riveted joint

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64) In riveted boiler joints, all stresses, shearing, bearing and tensile are based on the

size of the drilled or reamed hole

Engineering Materials MCQ with Answers

Related Engineering Materials MCQ with Answers

65) The distance between the centres of the rivets in adjacent rows of zig-zag riveted joint is known as

diagonal pitch

66) Efficiency of a riveted joint is the ratio of its strength (max. load it can resist without failure) to the strength of the un-punched plate in

tension

67) When two plates are butt together and riveted with cover plates with two rows of rivets, the joi;it is known as

double riveted double cover butt joint

68) A riveted joint in which every rivet of a row is opposite to other rivet of the outer row, is known as

chain riveted joint

Engineering Materials MCQ with Answers