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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-time the diameter
  • d)
    seven-time the diameter
Correct answer is option 'C'. Can you explain this answer?
Verified Answer
The length of the straight portion of a bar beyond the end of the hoo...
As per IS 456 : 2000, clause 26.2.2.4 (b)
Hence the correct answer is option C.
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Most Upvoted Answer
The length of the straight portion of a bar beyond the end of the hoo...
Length of straight portion of a bar beyond the end of the hook

The length of the straight portion of a bar beyond the end of the hook is an important factor to consider in engineering and construction. It determines the strength and stability of the structure.

Minimum length required

The minimum length required for the straight portion of a bar beyond the end of the hook is at least four times the diameter of the bar.

Explanation

When a bar is hooked into another structure, the straight portion beyond the hook is subjected to tensile forces. If the length is too short, the bar may fail due to bending or shearing forces.

By increasing the length of the straight portion, the bar can withstand higher tensile forces without failing. The minimum length of four times the diameter ensures the necessary strength and stability to the structure.

Conclusion

In conclusion, the length of the straight portion of a bar beyond the end of the hook should be at least four times the diameter of the bar to ensure the necessary strength and stability to the structure. It is important to consider this factor in engineering and construction to avoid structural failures.
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The length of the straight portion of a bar beyond the end of the hook should be at least-a)twice the diameterb)thrice the diameterc)four-time the diameterd)seven-time the diameterCorrect answer is option 'C'. Can you explain this answer?
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