Civil Engineering Building Construction Important MCQs – 17

162​​ 

For providing a raft foundation, the following activities are involved​​ 

  • Ramming the foundation bed​​ 

  • Excavation of the soil upto required depth​​ 

  • Laying the reinforcement over the foundation bed​​ 

  • Curing the cement concrete placed over reinforcement​​ 

  • Pouring the cement concrete over the reinforcement​​ 

The correct sequence is​​ 

    • 1, 2, 3, 4, 5​​ 

    • 5, 4, 3, 2, 1​​ 

    • 2, 1, 3, 5, 4​​ 

    • 3, 2, 5, 1, 4​​ 

Answer: Option C​​ 

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163​​ 

The stone whose crushing strength is maximum, is​​ 

  • Granite​​ 

  • Chalk​​ 

  • Slate​​ 

  • Sand stone​​ 

Answer: Option A​​ 

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164​​ 

Brick nogging type of partition wall, is constructed by​​ 

  • Laying bricks as stretchers in cement mortar​​ 

  • Laying bricks as headers in cement mortar​​ 

  • Reinforcing brick wall with iron straps​​ 

  • Constructing brick work within a wooden framework​​ 

Answer: Option D​​ 

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165​​ 

Couple close roof is suitable for maximum span of​​ 

  • 2.5 m​​ 

  • 3.5 m​​ 

  • 4.5 m​​ 

  • 5.5 m​​ 

Answer: Option C​​ 

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166​​ 

A solid core of rock is formed inside the cylinder in the case of​​ 

  • Auger boring​​ 

  • Percussion drilling​​ 

  • Diamond drilling​​ 

  • Wash boring​​ 

Answer: Option C​​ 

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167​​ 

The floor is rubbed with oxalic acid, for making its surface​​ 

  • Free from voids​​ 

  • Glossy​​ 

  • Durable​​ 

  • Uniform​​ 

Answer: Option B​​ 

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168​​ 

The line of intersection of two surfaces of a sloping roof forming an internal angle less than 180°, is known as​​ 

  • Ridge​​ 

  • Hip​​ 

  • Valley​​ 

  • None of these​​ 

Answer: Option C​​ 

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169​​ 

In which of the following directions, the strength of timber is maximum?​​ 

  • Parallel to grains​​ 

  • 45° to grains​​ 

  • Perpendicular to grains​​ 

  • Same in all directions​​ 

Answer: Option A​​ 

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170​​ 

Arches in the form of masonry arcs struck from more than four centres, are called​​ 

  • Two curved arches​​ 

  • Gothic arches​​ 

  • Ogee arches​​ 

  • Drop gothic arches​​ 

Answer: Option C​​ 

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171​​ 

Pick up the incorrect statement from the following:​​ 

  • Horizontal D.P.C. is provided at plinth level in internal walls​​ 

  • D.P.C. is provided under door and verandah openings​​ 

  • Vertical D.P.C. is not provided in internal walls​​ 

  • Cement concrete is a rigid damp-proofing material​​ 

Answer: Option B​​