Which of the following spillways is least suitable for an earthen dam ?

Related Mcqs:

If it rains between 2 P.M. and 3 P.M. and the entire basin area just starts contributing water at 3 P.M. to the outlet, then time of concentration will be_____________________?

A. 15 minutes B. 20 minutes C. 30 minutes D. 60 minutes...

The most suitable material for the central impervious core of a zoned embankment type dam is_______________?

A. clay B. coarse sand C. silty clay D. clay mixed with fine sand...

The most suitable chemical which can be applied to the water surface for reducing evaporation is________________?

A. methyl alcohol B. ethyl alcohol C. cetyl alcohol D. butyl alcohol...

Silt excluders are constructed on the________________?

A. river bed upstream of head regulator B. river bed downstream of head regulator C. canal bed upstream of head regulator D. canal bed downstream of head regulator...

Presence of tail water in a gravity dam_____________?

1) increases the principal stress 2) decreases the principal stress 3) increases the shear stress 4) decreases the shear stress The correct answer is A. (1) and (3) B. (1) and (4) C. (2) and (3) D. (2) and (4)...