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Q1. | Pick up the correct statement from the following: |

A. | Loaded columns are supported on column bases [Wrong Answer] |

B. | Column bases transmit the column load to the concrete foundation [Wrong Answer] |

C. | Column load is spread over a large area on concrete [Wrong Answer] |

D. | All the above. [Correct Answer] |

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Explanation:-
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**Also Read Similar Questions Below :**

⇒ Any major beam in a structure is known as

Subsidiary beam

Joist

Girder

Secondary beam

⇒

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

strength

hardness

brittleness

ductility.

⇒ 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 gross section of the web of a beam is defined as.

depth of the beam multiplied by its web thicknes

width of the flange multiplied by its web thickness

sum of the flange width and depth of the beam multiplied by the web thickness

none of these.

⇒ The shock absorbing capacity of a bolt is increased by

Proper tightening

Use of spring washer

Making shank diameter equal to the core diameters

Preventing, stress concentration anywhere in the bolt

⇒

The rivets which are heated and then driven in the field, are known. |

power driven shop rivets

power driven field rivets

hand driven rivets

cold driven rivets

⇒ The deflection of beams may be decreased by.

increasing the depth of beam

increasing the span

decreasing the depth of beam

increasing the width of beam

⇒ As per IS 800-1984 the minimum pitch of rivets in a row is recommended as diameter of the rivet times

2.0

2.5

3.0

4.0

⇒ The maximum axial load which is just sufficient to keep a column in a small deflected shape, is called.

crippling load

buckling load

critical load

all the above.

⇒

Pick up the correct statement from the following: |

Tacking rivets are used if the minimum distance between centres of two adjacent rivets exceeds 12 t or 200 mm, whichever is less

Tacking rivets are not considered to calculate stress

Tacking rivets are provided throughout the length of a compression member composed of two components back to back

All the above.

⇒ 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

⇒ Which of the following has influence on the strength of timber ?

Moisture content

Presence of defects

Types of grains

All the above

⇒ In the virtual work method, the virtual quantity is

displacement

load

slope

moment

⇒ The bracing between two columns of a steel tank will be designed to resist

horizontal shear due to wind or earthquake only

horizontal, shear due to wind or earthquake + 2.5% of column loads

column loads + 2.5% of horizontal shear due to wind or earthquake

column loads + full horizontal shear due to wind or earthquake

⇒

Rise of a Jack arch is kept about. |

1/2 to 1/3 of the span

1/3 to 1/4 of the span

1/4 to 1/8 of the span

1/8 to 1/12 of the span.

⇒ 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).

2 t

4 t

6 t

8 t

⇒ In roof trusses the horizontal beam spanning between the two adjacent trusses are known as

Principal rafter

Common rafter

Purlin

All of these

⇒ The method of design of steel framework for greatest rigidity and economy in weight, is known as.

simply design

semi-rigid design

fully rigid design

none of these.

⇒ The slenderness ratio of a column supported throughout its length by a masonry wall is

zero

10

100

infinity

⇒ 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.

⇒ The effective throat thickness in mm of a 6 mm size fillet weld with an angle of 75° between the fusion faces is

3.6

4.0

4.2

4.5

⇒ The statical method of plastic analysis satisfies

equilibrium and mechanism conditions

equilibrium and plastic moment conditions

mechanism and plastic moment conditions

equilibrium condition only

⇒ For a rectangular section, the ratio of the maximum and average shear stresses, is.

1.5

2.0

2.5

3.0

⇒ The tensile strength of mild steel for bolts and nuts should not be less than.

32 kg/mm2

36 kg/mm2

40 kg/mm2

44 kg/mm2

⇒ According to IS Specifications, the effective length of a column effectively held in position at both ends and restrained in direction at one end is taken as

0.67 L

0.8 L

L

1.5 L

⇒ 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 main beam is a beam which supports

Floor construction

Joists

Secondary beam

Both (B) and (C)

⇒ Effective length of a column is the length between the points of

Maximum moments

Zero shear

Zero moment

None of these

⇒ Deep cast base beings are suitable for span

Less than 8 m

Upto 12 m

12 to 20 m

More than 20 m

⇒

Poisson's ratio for steel within elastic limit, ranges from. |

0.15 to 0.20

0.25 to 0.24

0.25 to 0.33

0.33 to 0.35