UPSSSC JE (CE) Quiz 28

In regime channel the discharge is 16 m³/s if depth of flow is 1 m then according to Lacey’s theory width of the trapezoidal channel for side slope 1H:1V is

Soil at site consists of two layers. The top layer has permeability k units and bottom layer has permeability 5k units. If the thickness of both the layers is equal, then what is the average permeability in the vertical direction?

The sphere of diameter 0.02 m is falls in the fluid of kinematic viscosity 10 stokes with the terminal velocity of 0.02 m/s. What is the value of coefficient of drag on the falling sphere?

Consider the following valves used in rapid sand filter unit:

(i) Influent valve

(ii) Filtered water outlet valve

(iii) Backwash water inlet valve

(iv) Wash water drain valve

Which of these valves should be closed while backwashing the rapid sand filter:

The centre to centre distance between two adjacent consecutive rivets in a line for plates of 10 mm thickness under axial compression:

"अव्ययीभाव समास" निम्न में से किस शब्द में नहीं है?

PAHAL initiative is associated with

That which cannot be called back

Select the related word/letters/ number from the given alternatives.
Anaemia : Blood : : Anarchy : ?