WorksheetsDaily live event : 3/08/2020
Total questions: 20
Worksheet time: 10mins
The minimum % of recording gauges in a total network of rain gauges, as recommended by Indian Standards is:
10%
20%
50%
90%
Scavenging is usually done to increase
Power output
Speed
Thermal efficiency
Fuel consumption
In case of footing on the surface or shallow depth in very dense sand,which one of the following types of failure is likely to occur
punching shear failure
local shear failure
general shear failure
any of these
For a sand having an internal friction of 300,the ratio of passive to active lateral earth pressure will be
1
9
6
3
negative float can occur in case of
sub critical activity
critical activity
super critical activity
normal activity
In a total station which part is used to reflect transmitted signals .
photo multiplier
target prism
tangent telescope
vertical motion damp
The satellite constellation of GPS consist of
4 satellite
24 satellite
18 satellite
6 satellite
The minimum % of recording gauges in a total network of raingauges, as recommended by Indian Standards is:
10%
20%
50%
90%
In order to double the period of simple pendulum, the length of the string should be
Halved
Doubled
Quadrupled
None of these
The bearing capacity factors Nc, Nq and Ny are functions of
width and depth of footing
density of soil
cohesion of soil
angle of internal friction of soil
why are weep holes provided at the back of retaining walls
To reduce the active earth pressure on the walls
To reduce the build up of hydrostatic pressure
To provide better compaction
To increase the passive earth pressure
If the BMD of a beam is an isosceles traingle then it represents a
simply supported beam with a concentrated load at any point on the span
simply supported beam with concentrated load at the centre
cantilever beam with a concentrated load at the free end
cantilever beam subjected to a couple at free end
Trap efficiency of a reservoir is a function of
capacity /inflow ratio
capacity/outflow ratio
outflow /inflow ratio
none of these
Rainfall mass curve shows the variations of
rainfall intensity with time
rainfall intensity with cumulative rainfall
rainfall excess with time
cumulative rainfall with time
If a chain is found too short on testing,it can be adjusted by
straightening the links
inserting additional circular rings
flattening the circular rings
any of these
chain survey is used for
small area in open ground
small areas with crowded details
small areas with simple details
large areas with simple details
Longest chain line passing through the centre of the area is called
base line
tie line
check line
all of these
Angle of 450 with the chain line may be set out with
optical square
prismatic square
open cross staff
french cross staff
The lining in which a slurry of cement mortar under pressure through a nozzle is applied on the canal surface
cement concrete lining
cement mortar lining
shotcrete lining
none of these
Process of filling up of all the nail holes cracks with putty
grouting
filing
knotting
stopping
