ISRO Scientist or Engineer Civil 2019

Instructions

For the following questions answer them individually

Question 11

The minimum content of cement specified by 1S 456 -2000 for adoption in concrete work with normal weight aggregate of 20 mm nominal maximum size 15

Video Solution
Question 12

In normal circumstances where ambient temperature does notfall balow 1s C, for a properly cured reinforced concrete slabs spanning up to 4.5 metre®span cast’using ordinary
Portland cement, the props provided can be removed only after a minimum period of

Video Solution
Question 13

The representative fraction $$\frac{1}{5000}$$ means that the Seale is

Video Solution
Question 14

In the plastic analysis,‘the ratio of plastic moment $$M_{p}$$to the yield moment $$M_{y}$$ is called

Video Solution
Question 15

Two-parallel railway lines are to be connected by a reverse curve, each section of the curve having the sameradius.If the centre line are 8 metre apart and maximumdistance between the-tangent points is 32 metre, the maximum allowable radius of the curves will be

Video Solution
Question 16

The twosteel long columns P of Length L and Q of length 2L have the same cross Section, strength charecteristics and the end conditions .The ratio of buckling load of column P to that of coulumn Q is

Video Solution
Question 17

For a given soil mass with a water content of 15%, the void ratio is 0. pS ant eperific gravity of soil particles is 2.6. The degree of saturation of soil is

Video Solution
Question 18

Match the dimensionless parameters in Group - I with the corresponding ratios in Group - II.

Video Solution
Question 19

‘An isohyet is a line joining points of

Video Solution
Question 20

The strength parameter of concrete used in design of plain jointed cement concrete pavement is

Video Solution
cracku

Boost your Prep!

Download App