If Sb, is the average bond stress on a bar of diameter d subjected to maximum stress t, the length of the embedment l is given by

• A. <img src="/_files/images/civil-engineering/rcc-structures-design/71-13-23-1.png">
• B. <img src="/_files/images/civil-engineering/rcc-structures-design/71-13-23-2.png">
• C. <img src="/_files/images/civil-engineering/rcc-structures-design/71-13-23-3.png">
• D. <img src="/_files/images/civil-engineering/rcc-structures-design/71-13-23-4.png">
• E. <img src="/_files/images/civil-engineering/rcc-structures-design/71-13-23-5.png">