Related Questions

The anchorage value of a hook is assumed sixteen times the diameter of the bar if the angle of the bend, is
A 30°
B 40°
C 45°
D All the above
For a longitudinal reinforcing bar in a column, the minimum cover shall neither be less than the diameter of bar nor less than
A 15 mm
B 25 mm
C 30 mm
D 40 mm
The length of the straight portion of a bar beyond the end of the hook, should be at least
A Twice the diameter
B Thrice the diameter
C Four times the diameter
D Seven times the diameter
If diameter of a reinforcement bar is d, the anchorage value of the hook is
A 4d
B 8d
C 12d
D 16d
The minimum thickness of the cover at the end of a reinforcing bar should not be less than twice the diameter of the bar subject to a minimum of
A 10 mm
B 15 mm
C 20 mm
D 25 mm
The minimum cover in a slab should neither be less than the diameter of bar nor less than
A 10 mm
B 15 mm
C 25 mm
D 13 mm
When a bar of length '$$l$$' and diameter 'd' is rigidly fixed at the upper end and hanging freely, then the total elongation produced in the bar due to its own weight is (where w = Weight per unit volume of the bar)
A $$\frac{{{\text{w}}l}}{{2{\text{E}}}}$$
B $$\frac{{{\text{w}}{l^2}}}{{2{\text{E}}}}$$
C $$\frac{{{\text{w}}{l^3}}}{{2{\text{E}}}}$$
D $$\frac{{{\text{w}}{l^4}}}{{2{\text{E}}}}$$
L is older than M and taller than N. O is younger than P, older than N and shorter than Q. R is older than S, younger than N, shorter than S and taller than Q. S is older than L, M, O, P, Q, R and S is necessarily false?
A O is the shortest of the group.
B N is the second tallest of the group.
C L is the tallest of the group.
D Q is the third oldest of the group.
For the supply of materials for concrete, form work reinforcing and placing of concrete, removal of form work and curing of concrete, number of bar(s) required on bar chart, is
A 1
B 2
C 3
D 4
If w is 10% less than x, and y is 30% less than Z, then why is what percent less than xz?
A 10%
B 20%
C 37%
D 40%

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