Civil Engineering - RCC Structures Design

1.
After prestressing process is completed, a loss of stress is due to
shrinkage of concrete
elastic shortening of concrete
creep of concrete
creep of steel
all the above.
Answer: Option
Explanation:
No answer description is available. Let's discuss.

2.
The minimum head room over a stair must be
200 cm
205 cm
210 cm
200 cm
230 cm
Answer: Option
Explanation:
No answer description is available. Let's discuss.

3.
In case the factor of safety against sliding is less than 1.5, a portion of slab is constructed downwards at the end of the heel slab, which is known as
a key
a cut-off wall
a rib
all the above.
Answer: Option
Explanation:
No answer description is available. Let's discuss.

4.
The diameter of the column head support a flat slab, is generally kept
0.25 times the span length
0.25 times the diameter of the column
4.0 cm larger than the diameter of the column
5.0 cm larger than the diameter of the column
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.

5.
The steel generally used in R.C.C. work, is
stainless
mildsteel
high carbon steel
high tension steel.
Answer: Option
Explanation:
No answer description is available. Let's discuss.