Overseer (Civil) model questions Test paper 7

1) The Weber number is the ratio of

A) Inertia forces to surface tension force

B) Inertia force to viscous forces

C) Elastic forces to pressure forces

D) Viscous forces to Gravity

2) For estimating the peak run off the rational formula Q=0.0278 KpA
was evolved by

A) Kinchling

B) Lloyd Davis

C) Frubling

D) All of the above

3) The percentage of gypsum added to cement clinker is

A) 7 %

B) 3 %

C) 10 %

D) 15 %

4) Brick noggin type of partition wall, is constructed by

A) Laying bricks as headers in cement mortar

B) Laying bricks as stretchers in cement mortar

C) Reinforcing brick wall with iron straps

D) Constructing brick work within a wooden framework

5) Herring-bone bond is commonly used for

A) Brick paving

B) Very thick walls

C) Partition walls

D) Footings in foundations

6) The centre of pressure of a fully submerged body is almost always
located

A) Above the centroid

B) At the centroid

C) Closer to the centroid

D) Below the centroid

7) The part of the stored water in the reservoir basin which is not
generally available for use is known as :

A) Gross storage

B) Net storage

C) Dead storage

D) Live storage

8) The ratio of the inertia force to the elastic force is called

A) Reynold’s number

B) Froude’s number

C) Weber’s number

D) Mach number

9) To hydrate 1000 kg of cement fully, the weight of water required would
be

A) 100 kg

B) 200 kg

C) 260 kg

D) 330 kg

10) The way in which the force is acting :

A) Magnitude

B) Direction

C) Point of application

D) Sense

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