Question Papers For Board Examinations 2019

Class – XII

Subject – Contruction Technology

Subject :- Contruction Technology

Class : XII

Year : 2019

General Instructions :

• Please check that this question paper contains 8 printed pages.
• Code number given on the right hand side of the question paper should be written on the title page of the answer-book by the candidate.
• Please check that this question paper contains 35 questions.
• Please write down the Serial Number of the question before attempting it.
• 15 minute time has been allotted to read this question paper. The question paper will be distributed at 10.15 a.m. From 10.15 a.m. to 10.30 a.m., the students will read the question paper only and will not write any answer on the answer-book during this period.

Questions :

Answer any eight questions out of ten questions. Each question is of 1 mark.

1. The depth and width of a foundation are 2 m and 3 m respectively. This will be
(a) Shallow foundation
(b) Pile foundation
(c) Well foundation
(d) Pier foundation

2. The minimum thickness of a wall in stone masonry should not be less than
(a) 150 mm
(b) 250 mm
(c) 350 mm
(d) 450 mm

3. The inner surface of an arch is known as
(a) Intrados
(b) Extrados
(c) Voussoir
(d) Crown

4. The chemical ingredient of cement which helps quick setting of the cement is
(a) Iron oxide
(b) Magnesium oxide
(c) Alumina
(d) Lime

5. The strength of concrete using air entraining cement gets reduced by
(a) 2 to 10%
(b) 10 to 15%
(c) 15 to 25%
(d) 25 to 30%

 6. The minimum particle size of fine aggregate is
(a) 2·36 mm
(b) 4·75 mm
(c) 12 mm
(d) 20 mm

7.The workability of concrete by slump test is measured in
(a) second
(b) kilogram
(c) mm
(d) mm per second

Click Here To Download Full Paper

<< Go Back To Main Page

Courtesy: CBSE