Pick up the incorrect statement from the following?

If the material of the base of the Casagrande liquid limit device on which the cup containing soil paste drops is softer than the standard hard rubber, then________?

Ans: the liquid limit of soil always increasesRead →

MCQ #2724

is the pre- stressed force applied to tendon of a rectangular pre-stressed beam whose area of cross section is and sectional modulus is. The minimum stress on the beam subjected to a maximum bending moment is________?

Ans: f = (P/A) – (M/Z)Read →

MCQ #431

In direct method of contouring, the process of locating or identifying points lying on a contour is called________?

Ans: vertical controlRead →