Reinforcement and Concrete Mix Design Ratio Quiz
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Questions and Answers

As per IS 456:2000, what is the nominal concrete mix design ratio used during construction of the sill with M15 concrete strength?

  • 1:1:2
  • 1:2.23:2.12
  • 1:2:4
  • 1:1.5:3 (correct)
  • Why is the use of escalators very common at public places?

  • Only (i) and (iii)
  • All of (i), (ii), (iii) and (iv)
  • Only (i), (ii) and (iv) (correct)
  • Only (i) and (ii)
  • What does a California bearing ratio test apparatus consist of?

  • A mould of variable diameter with a base plate and a collar
  • A mould of fixed diameter with a base plate and a collar (correct)
  • A mould of variable diameter with no base plate or collar
  • A mould of fixed diameter with no base plate or collar
  • What is the process of establishing intermediate points on a survey line joining two stations in the field so that stations can be located accurately known as?

    <p>Interpolating</p> Signup and view all the answers

    In the context of doubly reinforced beams, which statement is INCORRECT?

    <p>The depth of the neutral axis of a doubly reinforced beam bears the same value as that a singly reinforced beam bears, for the given width and depth of the beam.</p> Signup and view all the answers

    Which method is used to determine the quantities of materials needed for concrete mix proportions?

    <p>Mix design</p> Signup and view all the answers

    In the long wall-short wall method for estimating the quantity of bricks in a wall, what does the long wall represent?

    <p>Length of the wall</p> Signup and view all the answers

    What is one advantage of using the long wall-short wall method in estimating brick quantities compared to other methods?

    <p>It requires fewer calculations</p> Signup and view all the answers

    When considering concrete mix proportions, what does the water-cement ratio primarily influence?

    <p>Strength of concrete</p> Signup and view all the answers

    In flooring work, lime concrete and cement concrete bedding is measured in ________.

    <p>Running metres</p> Signup and view all the answers

    Which component is contained in a relatively higher percentage in rapid hardening cement?

    <p>Tricalcium aluminate (C3A)</p> Signup and view all the answers

    Which statement is INCORRECT regarding deductions in brickwork?

    <p>Deduction made for every opening regardless of size</p> Signup and view all the answers

    Which term refers to the sideways movement of the rail under traffic?

    <p>Creep of the rail</p> Signup and view all the answers

    In concrete mix proportions, what does the term 'running metres' typically refer to?

    <p>Length measurement</p> Signup and view all the answers

    Which component is contained in a relatively higher percentage in slow setting cement?

    <p>Tricalcium silicate (C3S)</p> Signup and view all the answers

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