Which of the following are Indian Standards stilling basins with 'sloping apron'? i. Indian Standards stilling basin Type-I ii. Indian Standards stilling basin Type-II iii. Indian Standards stilling basin Type-III iv. Indian Standards stilling basin Type-IV
- A(iii) and (iv)Correct
- B(i) and (ii)
- C(ii) and (iv)
- D(i) and (iii)
Solution
Concept
IS stilling basin types
Step-by-step solution
1. IS stilling basins of Types I and II have a horizontal apron. 2. Types III and IV are provided with a sloping apron.
Explanation
Follows the key.
Correct answer: A) (iii) and (iv)