Users Also Read

MCQ's Search Engine

Electrical Engineering

Mechanical Engineering

Civil Engineering

Automobile Engineering

Chemical Engineering

Computer Engineering

Electronics Engineering

Medical Science Engg

Q1. | Effective length of a column effectively held in position and restrained in direction at one end but neither held in position nor restrained in direction at the other end, is. |

A. | L [Wrong Answer] |

B. | 0.67 L [Wrong Answer] |

C. | 1.5 L [Wrong Answer] |

D. | 2 L [Correct Answer] |

View Answer
Explanation:-
Answer : DDiscuss it below :!! OOPS Login [Click here] is required to post your answer/resultHelp other students, write article, leave your comments |

**Also Read Similar Questions Below :**

⇒ The forces acting on the web splice of a plate girder are

axial forces

shear and axial forces

shear and bending forces

axial and bending forces

⇒ Live load.

varies in magnitude

varies in position

is expressed as uniformly distributed load

All the above.

⇒ A riveted joint many experience.

tearing failure of plates

bearing failure of plates

bearing failure of rivets

all the above.

⇒ For a cantilever beam of length

*L*continuous at the support and unrestrained against torsion at the support and free at the end, the effective length

*l*is equal to.

l = L

l = 2L

l = 0.5L

l = 3L

⇒ The actual thickness of butt weld as compared to the thickness of plate is usually

more

less

equal

none of the above

⇒ The strength of a riveted lap joint is equal to its.

shearing strength

bearing strength

tearing strength

least of (a), (b) and (c)

⇒ With a percentage increase of carbon in steel, decreases its.

strength

hardness

brittleness

ductility.

⇒ The slenderness ratio of lacing bars should not exceed

100

120

145

180

⇒ The diameter of a bolt hole is taken as the nominal diameter of the bolt plus.

1.0 mm

1.2 mm

1.4 mm

1.6 mm

⇒

In plastic analysis, the shape factor for circular sections, is. |

1.5

1.6

1.697

none of these.

⇒ By providing sufficient edge distance, which of the following failures of riveted joint can be avoided ?

tension failure of the plate

shear failure of the rivet

shear failure of the plate

crushing failure of the rivet

⇒ The effective length of a fillet weld should not be less than

two times the weld size

four times the weld size

six times the weld size

weld size

⇒ The minimum width B of a solid casing for a cased beam, is equal to.

B = b + 25 mm

B = b + 50 mm

B = b + 75 mm

B = b + 100 mm

⇒ The safe working pressure for a spherical vessel 1.5 m diameter and having 1.5 cm thick wall not to exceed tensile stress 50kg/cm

^{2}, is.

16 kg/cm2

18 kg/cm2

20 kg/cm2

22 kg/cm2

⇒ The shape factor of an isosceles triangle for bending about the axis parallel to the base is:

1.5

1.7

2.0

2.34

⇒ As per IS : 875, for the purposes of specifying basic wind velocity, the country has been divided into

4 zones

5 zones

6 zones

7 zones

⇒ When the length of a tension member is too long.;

a wire rope is used

a rod is used

a bar is used

a single angle is used.

⇒ Economical depth of a plate girder corresponds to

minimum weight

minimum depth

maximum weight

minimum thickness of web

⇒ Secant formula for direct stress in compression, is applicable only for slenderness ratio upto.

120

130

140

150

⇒ In double lacing, the thickness

*t*of flat lacing is.

t < 1/40 th length between inner end rivets

t < 1/50 th length between inner end rivets

t < 1/60 th length between inner end rivets

t < 1/70 th length between inner end rivets

⇒ Pick up the correct statement from the following:

The minimum pitch should not be less than 2.5 times the gross diameter of the river

The minimum pitch should not be less than 12 times the gross diameter of the rivet

The maximum pitch should not exceed 10 times the thickness or 150 mm whichever is less in compression

All the above.

⇒ Modified moment of inertia of sections with a single web, is equal to moment of inertia of the section about Y-Y axis at the point of maximum bending moment and is multiplied by the ratio of.

area of compression flange at the minimum bending moment to the corresponding area at the point of maximum bending moment

area of tension flange at the minimum bending moment of the corresponding area at the point of maximum bending moment

total area of flanges at the maximum bending moment to the corresponding area at the point of maximum bending moment

none of these.

⇒ The effective length of the intermillet weld, in respect of the thickness of the thinner part joined should not be less than

Two times

Four times

Ten times

Sixteen times

⇒ The statical method of plastic analysis satisfies

equilibrium and mechanism conditions

equilibrium and plastic moment conditions

mechanism and plastic moment conditions

equilibrium condition only

⇒ If N is the number of rivets in the joint, the strength of a riveted joint against shearing of rivets, is given by.

Ps = N x (Ï€/4) d2 x Ps

Ps = N x (d x t x ps)

Ps = N x (p - d) x t x Ps

Ps = N x (P + d) x t x ps.

⇒ Special maintenance of bridges is carried out once in

3 to 6 months

1 to 2 years

2 to 4 years

3 to 5 years

⇒ Other conditions being same, the load factor in indeterminate structures is

equal to load factor in determinate structures

more than the load factor in determinate structures

less than the load factor in determinate structures

unpredictable

⇒ According to IS:800, in the Merchant Rankine formula the value of imperfection index (n) is

1.0

1.4

1.8

2.0

⇒ The size of a butt weld is specified by

Throat thickness

The effective throat thickness

Thickness of thickest part joined

None of the above

⇒ The beams resting on purlins are known as

Spandrel beams

Common rafters

Trimmers

Stringers