MCQs of Limit state design of Steel components (Design of Structures - 3150612)

Design of Structures (3150612) MCQs

MCQs of Limit state design of Steel components

Showing 11 to 20 out of 129 Questions

11.

Which of the following equation is correct for bolt subjected to combined shear and tension ?

(a)	$(\frac{V_{sb}}{V_{db}}) 2 + (\frac{T_{sb}}{T_{db}}) 2 \leq 1$
(b)	$(\frac{V_{sb}}{V_{db}}) 2 + (\frac{T_{sb}}{T_{db}}) 2 \geq 1$
(c)	$(\frac{V_{sb}}{V_{db}}) + (\frac{T_{sb}}{T_{db}}) \leq 1$
(d)	$(\frac{V_{sb}}{V_{db}}) + (\frac{T_{sb}}{T_{db}}) \geq 1$

12.

Shear capacity of HSFG bolt is given by

(a)	$μ_{f} {fn}_{e} k_{h} F_{0}$
(b)	$μ_{f} {fn}_{e} k_{h} F_{0} Ƴ_{mf}$
(c)	$μ_{f} {fn}_{e} k_{ho} Ƴ_{mf}$
(d)	$\frac{μ_{f} {fn}_{e} k_{ho} F_{0}}{Ƴ_{mf}}$

13.

The maximum number of bolts of diameter 25mm that can be accomodated in one row in 200mm wide flat are

(a)	2
(b)	3
(c)	4
(d)	5

14.

Calculate shear capacity of grade 4.6 and 16 mm diameter for lap joint

(a)	50 Kn
(b)	40 Kn
(c)	29 Kn
(d)	59 Kn

15.

What is the value of kb in nominal bearing strength for a bolt of 20mm diameter of grade 4.6?

(a)	2
(b)	1
(c)	0.97
(d)	0.5

16.

What is the efficiency of joint when strength of bolt per pitch length is 60 Kn and strength of plate per pitch length is 150 Kn.

(a)	35 %
(b)	30 %
(c)	40 %
(d)	25 %

17.

Strength of bolt is

(a)	Shear strength of bolt
(b)	Minimum of shear strength and bearing capacity of bolt
(c)	Maximum of shear strength and bearing capacity of bolt
(d)	Bearing capacity of bolt

18.

Use of lap joints is not recommended because

(a)	Stresses are distributed unevenly
(b)	Eccentricity is eliminated
(c)	Bolts are in double shear
(d)	No bending is produced

19.

Calculate bearing strength of 20mm diameter bolt of grade 4.6 for joining main plates of 10mm thick using cover plate of 8mm thick using single cover butt joint.

(a)	100.25 kN
(b)	50.18 kN
(c)	29.56 kN
(d)	70.26 kN

20.

Arrange the following welds in descending order as per their usage in structural engineering applications.

(a)	Fillet weld, groove weld, slot and plug weld
(b)	Slot and plug weld, groove weld, fillet weld
(c)	Groove weld, fillet weld, slot and plug weld
(d)	Fillet weld, slot and plug weld, groove weld

Showing 11 to 20 out of 129 Questions