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Discussion :: UPSC Civil Service Exam Questions - Section 19 (Q.No.11)

11. 

A uniform simply supported beam is subjected to a clockwise moment at the left end. What is the moment required at the right end so that rotation of the right end is zero ?
[A]. 2 m
[B]. m
[C]. m/2
[D]. m/3

Answer: Option B

Explanation:

No answer description available for this question.
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Umesh H A said: (Sep 15, 2018)  
The same moment had to act in the opposite direction to resist the section.
Goofy said: (Mar 15, 2019)  
The answer should be m/2.
Kishan Movaliya said: (May 20, 2019)  
How? Explain @ Goofy.
Rawi said: (Sep 12, 2019)  
Due to Moment m(ACW) at A slope at B is ml/6EI(ACW) so for slope to zero at B provide let m' is moment m'l/3EI-ml/6EI = 0.
By solving m'= m/2.
Era said: (Oct 21, 2019)  
Acw means?

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