Question
Download Solution PDFWhat is the effective length of a prismatic compression steel member of unsupported length L restrained against rotation and translation at one end and free against translation but restrained for rotation at the other end?
This question was previously asked in
DDA JE Civil 29 Mar 2023 Shift 3 Official Paper
Answer (Detailed Solution Below)
Option 2 : 1.2 L
Free Tests
View all Free tests >
DDA JE Civil Full Mock Test
7.2 K Users
120 Questions
120 Marks
120 Mins
Detailed Solution
Download Solution PDFExplanation:
As per IS 800 : 2007, Clause 7.2.2 and Table-11
Effective length of prismatic compression member
| Boundary Condition | Schematic Representation | Effective Length | |||
| At one end | At other end | ||||
| Translation | Rotation | Translation | Rotation | ||
| Restrained | Restrained | Free | Free | 2.0L | |
| Free | Restrained | Free | Restrained | 2.0L | |
| Restrained | Free | Restrained | Free | 1.0L | |
| Restrained | Restrained | Free | Restrained | 1.2L | |
| Restrained | Restrained | Restrained | Free | 0.8L | |
| Restrained | Restrained | Restrained | Restrained | 0.65L | |
Hence option (2) is correct.
Latest DDA JE Updates
Last updated on May 28, 2025
-> The DDA JE Recruitment 2025 Notification will be released soon.
-> A total of 1383 vacancies are expected to be announced through DDA recruitment.
-> Candidates who want a final selection should refer to the DDA JE Previous Year Papers to analyze the pattern of the exam and improve their preparation.
-> The candidates must take the DDA JE Electrical/Mechanical mock tests or DDA JE Civil Mock tests as per their subject.
India’s #1 Learning Platform
Start Complete Exam Preparation
Daily Live MasterClasses
Practice Question Bank
Mock Tests & Quizzes
Trusted by 7.2 Crore+ Students
Suggested Test Series
View All >
469 Total Tests with 
8 Free Tests
Start Free Test
276 Total Tests with
9 Free Tests
Start Free Test