# A steel bar 20 mm in diameter simply-supported at its ends over a total span of 40 cm carries a load at its centre. If the maximum stress induced in the bar is limited to N/mm2, the bending strain energy stored in the bar, is _____ ? with Answer - Civil Engineering Mcqs | TestPrep

> Solved MCQ: A steel bar 20 mm in diameter simply-supported at its ends over a total span of 40 cm carries a load at its centre. If the maximum stress induced in the bar is limited to N/mm2, the bending strain energy stored in the bar, is _____ ? Correct Answer: C. 611 N mm. Verified answer explanation for FPSC, PPSC, MDCAT, NTS, and CSS competitive exam preparation.

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# A steel bar 20 mm in diameter simply-supported at its ends over a total span of 40 cm carries a load at its centre. If the maximum stress induced in the bar is limited to N/mm2, the bending strain energy stored in the bar, is _____ ?

Direct Answer & Quick Reference

The correct option is **C. 611 N mm**.

A. 411 N mm

B. 511 N mm=

C. 611 N mm **(Correct Answer)**

D. 711 N mm

✨ Explain with AI

Verified Key: C. 611 N mm
Solved by 2,789+ students

Verified against official examination board answer keys and standard curriculum textbooks.

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