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SSC JE ME 2017- Strength of Materials Rankers Quiz 4

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Question 1

A beam of length L, having uniform load of W kg per unit length, is simply supported at the end. The bending moment at mid spam will be

Question 2

The ratio of ultimate stress & working stress is called —

Question 3

A large cylindrical vessel was sealed in summer. What is likely to happen to it in winter?

Question 4

A composite bar is made of steel & Aluminium strips each having 3 cm2 area of cross — section. The composite bar is subjected to an axial load of 12000 N. If Esteel =3 X EAl, the stress in steel is —

Question 5

A simply supported beam caries a point load of W kg f per unit length over the whole span (I). The shear force at the centre is:

Question 6

The buckling load will be maximum for a column if __________.

Question 7

The total elongation produced in a bar of uniform section hanging vertically downwards due to its own weight is equal to that produced by a weight

Question 8

When two mutually perpendicular principal stresses are unequal but alike, the maximum shear is represented by __________.

Question 9

The moment of inertia of a hollow circular section whose external diameter is 8 cm and internal diameter is 6 cm about centroidal axis is _________ cm4.

Question 10

Under torsion, ductile materials generally fail ___________.
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Jan 9ESE & GATE ME