Correct answer
B. All of these
Explanation
The correct answer is All of these.
Tortuosity of a meandering river is the ratio of________?
Stoke’s law is valid only if the size of particle is________?
In a counterfort retaining wall, the main reinforcement in the stem at mid span is provided on________?
If there are m unknown member forces, r unknown reaction components and j number of joints, then the degree of static indeterminacy of a pin-jointed plane frame is given by________?
A vertical rectangular plane surface is submerged in water such that its top and bottom surfaces are 1.5 m and 6.0 m res-pectively below the free surface. The position of center of pressure below the free surface will be at a distance of________?
An R.C.C beam of 25 cm width has a clear span of 5 metres and carries a U.D.L. of 2000 kg/m inclusive of its self weight. If the lever arm of the section is 45 cm., the beam is________?