MCQ
4181. নিচের কোনটি Water supply system-এর উপাদান নয়?
Sanitation system
Distribution system
Treatment system
Source of supply
4182. In a plate girder, the vertical stiffeners are provided when the ratio of clear depth to the thickness of web exceeds---
50
75
65
85
4183. The maximum deflection, for a simply supported beam, should not exceed-
1/125 of span
1/225 of span
1/325 of span
1/425 of span
4184. The steel beam of light sections placed in plain cement concrete are called-
joists
simple joists
filler joists
concrete joists
4185. The shear stress in a beam at neutral axis is-
zero
maximum
minimum
4186. দৈনিক মাথাপিছু গড় বাস্তুজ সিউয়েজের পরিমাপ কত ধরা হয়?
৮০-২৫
১১০-১৫৫
৯০-১৩৫
১০০-১৪৫
4187. ETP বলতে কী বুঝায়?
Emergency Treatment Plant
Energy Transition Plant
Equalization Transfer Plant
Effluent Treatment Plant
4188. The maximum allowable stress for rolled steel beams and channels is-
128.5 MPa
181.5 MPa
156.5 MPa
228.5 MPa
4189. কোনটি সিউয়েজ নিষ্কাশন ব্যবস্থা নয়?
যুক্ত পদ্ধতি
আংশিক স্বতন্ত্র পদ্ধতি
স্বতন্ত্র পদ্ধতি
আংশিক যুক্ত পদ্ধতি
4190. পাইপের কতটুকু অংশ জুড়ে হেডরুম থাকে?
1/2
1/5
1/4
1/3
4191. Spans of continuous fillers are considered approximately equal when the longest span does not exceed the shortest span by more than---
5%
10%
15%
20%
4192. In general, the depth of plate girder is kept as ---of span.
1/5 to 1/8
1/8 to 1/10
1/10 to 1/12
1/12 to 1/16
4193. The allowable bearing stress for rolled
128 N/mm²
156N/mm²
189N/mm²
228 N/mm²
4194. A web plate is called stiffened, when the ratio of clear depth to thickness of web is-
greater than 55
greater than 65
greater than 75
greater than 85
4195. A beam that is safe in web crippling will not be safe in web buckling.
Agree
Disagree
4196. The vertical plate of a plate girder is termed as-
web plate
flange plate
cover plate
none of these
4197. The unstiffened seated connections are used to transmit end reaction of beam upto-
100kN
150kN
200KN
300kN
4198. In the riveted built-up beams, an allowance of about--- of the area of cover plates is added to the calculated area.
10%
15%
20%
25%
4199. In designing unstiffened seated connections, the length of seating angle is assumed to be ---the width of flange of the beam.
equal to
less than
more than
4200. বাংলাদেশের জন্য পানিতে গ্রহণযোগ্য আর্সেনিকের সর্বোচ্চ মাত্রা কোনটি?
০.৩ পিপিএম
০.০৫ পিপিএম
০.৫ পিপিএম
০.০৩ পিপিএম