Practice Test: Question Set - 15
1. With usual notations of the letters, the shear stress fs at any point of the cross-section is given by
- (A) fs
=FQ/It
- (B) fs
=Ft/IQ
- (C) fs
=It/FQ
- (D) fs
=IF/Qt
2. According to IS Specifications, the maximum pitch of rivets in compression is
- (A) Lesser of 200 mm and 12 t
- (B) Lesser of 200 mm and 16 t
- (C) Lesser of 300 mm and 32 t
- (D) Lesser of 3 00 mm and 24 t
Where ‘t’ is thickness of thinnest
outside plate or angle
3. Poisson's ratio for steel within elastic limit, ranges from
- (A) 0.15 to 0.20
- (B) 0.25 to 0.24
- (C) 0.25 to 0.33
- (D) 0.33 to 0.35
4. The minimum width B of a solid casing for a cased beam, is equal to
- (A) B = b
+ 25 mm
- (B) B = b
+ 50 mm
- (C) B = b
+ 75 mm
- (D) B = b
+ 100 mm
5. Horizontal stiffener in a plate girder is provided to safeguard against
- (A) Shear buckling of web plate
- (B) Compression buckling of web plate
- (C) Yielding
- (D) All of the above
6. If W and L are the total superimposed load and the span of a plate girder in meters, the approximate self weight (W) of the girder, is taken as
- (A) M = WL/100
- (B) M = WL/200
- (C) M = WL/300
- (D) M = WL/400
7. Maximum permissible slenderness ratio of a member normally acting as a tie in a roof truss, is
- (A) 180
- (B) 200
- (C) 250
- (D) 350
8. Normally, the angle of roof truss with asbestos sheets should not be less than
- (A) 26½°
- (B) 30°
- (C) 35°
- (D) 40°
9. An imaginary line along which rivets are placed, is known as
- (A) Rivet line
- (B) Back line
- (C) Gauge line
- (D) All the
above
10. Pick up the correct statement from the following:
- (A) Loaded
columns are supported on column bases
- (B) Column bases
transmit the column load to the concrete foundation
- (C) Column load
is spread over a large area on concrete
- (D) All the
above
11. The capacity of the smallest pressed steel tank is
- (A) 1000 liter
- (B) 1650 liter
- (C) 1950 liter
- (D) 2450 liter
12. The permissible stress to which a structural member can be subjected to, is known as
- (A) Bearing
stress
- (B) Working
stress
- (C) Tensile
stress
- (D) Compressive
stress
13. Tacking rivets in tension members, are provided at a pitch in line not exceeding
- (A) 25 cm
- (B) 50 cm
- (C) 75 cm
- (D) 100 cm
14. In case of timber structures, the form factor for solid circular cross-section is taken as
- (A) 1.18
- (B) 1.414
- (C) 1.67
- (D) 1.81
15. The distance between the outer faces of flanges of a plate girder, is known as
- (A) Overall
depth
- (B) Clear depth
- (C) Effective
depth
- (D) None of
these
Next Tests: