## Q. The modulus of elasticity for mild steel is approximately equal to

Question
a) 100 kN/mm2 b) 80 kN/mm2 c) 150 kN/mm2 d) 210 kN/mm2 Ans: d) 210 kN/mm2
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4 weeks 0 Answers 92 views

## What is the minimum slenderness ratio of short column (according to IS:456-1978)?

Question
a) Less than 12 b) Between 12 to 18 c) Between 18 to 25 d) Greater than 24 Correct Answer - a) Less than 12. Explanation: When the ratio of the effective length of a column to its least lateral dimension does not exceed ...
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8 months 0 Answers 1042 views

## In slump test, how many times the concrete layer is compacted by steel rod of 60 cm long & 16 mm dia?

Question
a) 20 times. b) 25 times. c) 30 times. d) 50 times. Correct Answer - (b) 25 times. Read - Slump Test Of Concrete.
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8 months 1 Answer 872 views

## What is the minimum diameter of longitudinal bars in a column?

Question
a) 6 mm b) 8 mm c) 12 mm d) 16 mm Correct Answer - (c) 12 mm. Read - Reinforcement Details In Columns.
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8 months 1 Answer 1954 views

## What is the maximum height of placing concrete to prevent segregation?

Question
a) 100 cm b) 125 cm c) 150 cm d) 200 cm. Correct Answer - (c) 150 cm (According to IS 456:2000) Explanation: Concrete segregation can be defined as the process of separating the cement paste and combine those concretes during placement and handling. In ...
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8 months 0 Answers 1100 views

## What Is The Unit Weight Of Reinforced Cement Concrete (R.C.C) ?

Question
a) 2200 kg/m3 b) 2300 kg/m3 c) 2400 kg/m3 d) 2500 kg/m3 Correct Answer - d) 2500 kg/m3 Read ...
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8 months 0 Answers 1599 views

## What is the De-shuttering period for walls, columns and vertical sides of beams?

Question
a) 24 hours to 48 hours. b) 3 days. c) 7 days. d) 14 days. Correct Answer - (a)  24 hours - 48 hours. Read - Methods And Periods Of Formwork Removal.
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8 months 1 Answer 1699 views

## What is the Mix ratio of M10 grade concrete?

Question
a) 1:2:4 b) 1:3:5 c) 1:3:6 d) 1:1.5:3 Correct Answer - (c) 1:3:6 Read - ...
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8 months 1 Answer 1186 views

## Which method is adopted for curing of pavements, floors, roofs and slabs?

Question
a) Membrane method b) Ponding method c) Covering surface with bags d) Sprinkling water method Correct Answer - (b) Ponding method. Ponding Method: This is the best method of curing. It is suitable for curing horizontal surfaces such as floors, roof slabs, road and air field ...
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8 months 1 Answer 1211 views