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Question 231

RRB JE 2026• Technical Abilities

Which of the following is NOT a type of joint found in concrete structures?

  1. AOption (a)

    Contraction joint

  2. BOption (b)

    Adhesion joint

  3. COption (c)

    Expansion joint

  4. DOption (d)

    Construction joint

View answer & explanation

Correct answer

Answer: (a)A.

Contraction joint

Explanation not yet available.

Question 232

RRB JE 2026• Technical Abilities

The survey carried out to delineate natural features such as hills, rivers, forests and man made features, such as towns, villages, buildings, roads, transmission lines and canals is classified as

  1. AOption (a)

    Land survey

  2. BOption (b)

    Topographic survey

  3. COption (c)

    Geological survey

  4. DOption (d)

    Engineering survey

View answer & explanation

Correct answer

Answer: (a)A.

Land survey

Explanation not yet available.

Question 233

RRB JE 2026• Technical Abilities

According to IS 10262-2009, what is the minimum cement content for concrete exposed to a "Severe" environment?

  1. AOption (a)

    300 kg/m³

  2. BOption (b)

    320 kg/m³

  3. COption (c)

    340 kg/m³

  4. DOption (d)

    360 kg/m³

View answer & explanation

Correct answer

Answer: (a)A.

300 kg/m³

Explanation not yet available.

Question 234

RRB JE 2026• Technical Abilities

The extra widening required for a three-lane national highway at a horizontal curve of 900 m radius, considering a wheel base of 6 m and a design speed of 100 kmph is

  1. AOption (a)

    0.41

  2. BOption (b)

    0.61

  3. COption (c)

    0.51

  4. DOption (d)

    0.31

View answer & explanation

Correct answer

Answer: (a)A.

0.41

Explanation not yet available.

Question 235

RRB JE 2026• Technical Abilities

Which material is used for shuttering equipment, that require very little maintenance and can be used for years?

  1. AOption (a)

    Epoxy ply

  2. BOption (b)

    Timber

  3. COption (c)

    Steel 

  4. DOption (d)

    Pressed board

View answer & explanation

Correct answer

Answer: (a)A.

Epoxy ply

Explanation not yet available.

Question 236

RRB JE 2026• Technical Abilities

Which method of depreciation is suitable for finding depreciation of a building that has a life of 100 years?

  1. AOption (a)

    Constant percentage method

  2. BOption (b)

    Straight-line method

  3. COption (c)

    Sinking fund method

  4. DOption (d)

    Quantity survey method

View answer & explanation

Correct answer

Answer: (a)A.

Constant percentage method

Explanation not yet available.

Question 237

RRB JE 2026• Technical Abilities

The precipitation which is caused by lifting of an air mass due to the pressure difference is called

  1. AOption (a)

    Natural Precipitation

  2. BOption (b)

    Organic Precipitation

  3. COption (c)

    Convective Precipitation

  4. DOption (d)

    Cyclonic Precipitation

View answer & explanation

Correct answer

Answer: (a)A.

Natural Precipitation

Explanation not yet available.

Question 238

RRB JE 2026• Technical Abilities

Guest's Theory of failure is applicable to which of the following type of material?

  1. AOption (a)

    Ductile

  2. BOption (b)

    Brittle

  3. COption (c)

    Elastic

  4. DOption (d)

    Plastic

View answer & explanation

Correct answer

Answer: (a)A.

Ductile

Explanation not yet available.

Question 239

RRB JE 2026• Technical Abilities

The product of traffic density and traffic speed is termed as

  1. AOption (a)

    Traffic volume

  2. BOption (b)

    Basic capacity

  3. COption (c)

    Traffic capacity

  4. DOption (d)

    None of the above

View answer & explanation

Correct answer

Answer: (a)A.

Traffic volume

Explanation not yet available.

Question 240

RRB JE 2026• Technical Abilities

Which innovative system is specifically designed for rapid construction with core insulation?

  1. AOption (a)

    Speed floor system

  2. BOption (b)

    Expendable polystyrene panel system

  3. COption (c)

    Modular steel frame

  4. DOption (d)

    Glass-reinforced gypsum

View answer & explanation

Correct answer

Answer: (a)A.

Speed floor system

Explanation not yet available.