If a member carries a tensile force P on its area of cross-section A, the normal stress introduced on an inclined plane making an angle with its transverse plane, is

• A. <img src="/_files/images/civil-engineering/strength-of-materials/125-6.36-1.png">
• B. <img src="/_files/images/civil-engineering/strength-of-materials/125-6.36-2.png">
• C. <img src="/_files/images/civil-engineering/strength-of-materials/135-6.168-1.png">
• D. <img src="/_files/images/civil-engineering/strength-of-materials/135-6.168-2.png">
• E. <img src="/_files/images/civil-engineering/strength-of-materials/125-6.36-4.png">