Engineering

ISBT Reasoning for all banking PO,Clerk,IBPS PO,Railway,SSC,IAS,OAS Exams

Q31.
A cantilever beam curved in plain and subjected to lateral loads will develop at  any section.
1) BM and SF 2) BM and twisting moment
3) Twisting moment and SF 4) BM, twisting moment and SF
5)None of these
Answer : BM, twisting moment and SF
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Q32.
In a linear elastic structural element ---------
1) stiffness is directly proportional to flexibility 2) stiffness is indirectly proportional to flexibility
3) stiffness is equal to flexibility 4) stiffness and flexibility are not related
5)None of these
Answer : stiffness and flexibility are not related
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Q33.
What is the maximum value of Poisson's ratio for an elastic materials ?
1) 0.25 2) 0.5
3) 0.75 4) 1
5)None of these
Answer : 0.5
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Q34.
What is the number of independent elastic constants for a linear elastic isotropic and homogeneous material ?
1) 4 2) 3
3) 2 4) 1
5)None of these
Answer : 3
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Q35.
The 'plane section remains plane' assumption in bending theory implies:
1) strain profile is linear 2) stress profile is linear
3) both strain and stress profiles are linear 4) shear deformations are neglected
5)None of these
Answer : strain profile is linear
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Q36.
The rocks formed by gradual deposition, are called ----- .
1) sedimentary rocks 2) igneous rocks
3) metamorphic rocks 4) All of the above
5)None of these
Answer : sedimentary rocks
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Q37.
Which one of the following is acid resistant asbestos ?
1) actinolite asbestos 2) amosite asbestos
3) anthophylite asbestos 4) crocidolite asbestos
5)All the above.
Answer : All the above.
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Q38.
If the furnace is provided with insufficient fuel at low temperatures, the type of pig iron produced, is called -
1) Bessemer pig 2) White or forge pig
3) Grey or foundry pig 4) Mottled pig.
5)None of these
Answer : White or forge pig
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Q39.
The rocks which are formed due to cooling of magma at a considerable depth from earth's surface are called-
1) Volcanic rocks 2) Hypabyssal rocks
3) Igneous rocks. 4) Plutonic rocks
5)None of these
Answer : Plutonic rocks
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Q40.
Generally, what variety of pig iron used for manufacture of wrought iron ?
1) Bessemer pig 2) Grey or foundry pig
3) White forge pig 4) Mottled pig
5)None of these
Answer : White forge pig
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