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· 1 Months ago

could you please upload the correct answer otherwise it would confuse others the correct answer is 64.
solution :
1200/x=300/(80-x)

Question:

In an unsymmetrical beam under bending, the maximum compressive stress at top is 1200 MPa and the maximum tensile stress at bottom is 300 MPa. If the beam is 80 mm deep, the neutral axis from the top surface will be

Options:
A)

60 mm

B)

64 mm

C)

40 mm

D)

32 mm

Solution:

Ans: (d)

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