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EXAM PREPARATION

Objective Question & Answer

QUESTION

Objective Question

Q.1

A cantilever beam of size 300 mm × 550 mm with 3 bars of 12 mm diameter in tension zone,

has a span of 3 m. Adopt M20 concrete and Fe 500 grade steel. The depth of neutral axis is

(assume clear cover as 25 mm).

300 mm × 550 mm आकार की एक कैंटिलीवर बीम (Cantilever Beam) के तनन क्षेत्र में 12 mm व्यास की 3

छड़ें लगी हैं। बीम का स्पैन 3 m है। इसमें M20 ग्रेड कंक्रीट तथा Fe 500 ग्रेड स्टील का उपयोग किया गया है।

यदि क्लियर कवर 25 mm है, तो उदासीन अक्ष (Neutral Axis) की गहराई ज्ञात कीजिए।

A
259.5 mm
B
121.5 mm
C
68.27 mm
D
415 mm
Answer ( Option C)

68.27 mm

Solution
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