Questions and answers for exam Preparation

MCQs

Total Questions : 903 | Page 88 of 91 pages

Question 871. 0. If R is the reaction on the bearing plate, the minimum nt of ineitia of the bearing stiffener provided at the

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Answer: Option A. ->

Question 872. 2. A beam may be designed as a cased beam if

section is of double open channel form with the webs not less than 40 mm apart
overall depth and width of the steel section do not exceed 750 and 450 mm respectively.
beam is solidly encased in concrete with 10 mm aggregate having 28 days strength 160 kg/cm2
all the above.

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Answer: Option D. -> all the above.

Question 873. 3. Pick up the correct statement from the following :

The slenderness ratio of lacing bars for compression members should not exceed 145
The minimum width of lacing bar connected with rivets of nominal diameter 16 mm, is kept 50 mm
The minimum thickness of a flat lacing bar is kept equal to one-fortieth of its length between inner end rivets
All the above.

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Answer: Option D. -> All the above.

Question 874. 5. Pick up the correct statement from the following :

The ends of a strut, are connected together with two rivets
The members of strut will have at least two connections spaced equidistant in their length
The members when separated back-to-back, the connecting rivets should pass through solid washer or packing
All the above.

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Answer: Option D. -> All the above.

Question 875. 6. Pick up the incorrect statement from the following :

The nominal diameter of a rivet is its diameter before driving
The gross diameter of a rivet is the diameter of rivet hole
The gross area of a rivet is the cross-sectional area of the rivet hole
The diameter of a rivet hole is equal to the nominal diameter of the rivet plus 1.5 mm

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Answer: Option D. -> The diameter of a rivet hole is equal to the nominal diameter of the rivet plus 1.5 mm

Question 876. 4. Compression members composed of two channels back-to-back and separated by a small distance are connected together by riveting so that the minimum slenderness ratio of each member between the connections, does not exceed

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Answer: Option A. -> 40

Question 877. 8. The minimum edge distance of a rivet line connecting two or more plates, is kept equal to 37 mm plus where t is the thickness in mm of the thinner outside plate.

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Answer: Option B. -> 4 t

Question 878. 7. The minimum pitch of rivet holes of diameter d should not be less than