Assertion A: Slow sand filters are more efficient in... - Solved MCQs & Answer

2688Civil EngineeringMedium

Assertion A: Slow sand filters are more efficient in removal of bacteria than rapid sand filters. Reason R : The sand used in slow sand filters is finer than that in rapid sand filters. Select your answer based on the coding system given below?

AA is true but R is false

BA is false but R is true

CBoth A and R are true and R is the correct explanation of A

DBoth A and R are true but R is not the correct explanation of A

Correct answer

C. Both A and R are true and R is the correct explanation of A

Explanation

The correct answer is Both A and R are true and R is the correct explanation of A.

The internal pressure coefficient on walls for buildings with large permeability is taken as________?

Pick up the incorrect statement from the following: Tensile reinforcement bars of a rectangular beam________?

The length of rectangular sedimentation tank should not be more than________?

If the staff is not held vertical at a level¬ling station, the reduced level calculated from the observation would be________?

The maximum frictional force which comes into play when a body just begins to slide over another surface is called________?

A train is hauled by 4-8-2 locomotive. The number of driving wheels in this locomotive is________?