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Objective Question & Answer

QUESTION

Objective Question

Q.1

For a reinforced concrete beam with a width of 300 mm and an effective depth of 450 mm, if the required

area of tension steel As = 1800 mm2 what is the percentage of steel (p)?

एक प्रबलित कंक्रीट बीम की चौड़ाई 300 मिमी तथा प्रभावी गहराई 450 मिमी है। यदि आवश्यक तनन स्टील का क्षेत्रफल As = 1800 mm2 है, तो स्टील का प्रतिशत (p) कितना होगा?
A
0.80%
B
1.33%
C
1.66%
D
2.00%
Answer ( Option B)

1.33%

Solution

Given / दिया गया है:

Width of beam / बीम की चौड़ाई, b=300 mm

Effective depth / प्रभावी गहराई, d=450mm

Area of tension steel / तनन स्टील का क्षेत्रफल, As=1800 mm2

Formula for percentage of steel / स्टील के प्रतिशत का सूत्र 

= =

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