When a load of 20 kN is gradually applied at a particular point in a b – McqOptions

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1.	When a load of 20 kN is gradually applied at a particular point in a beam, it produces a maximum bending stress of 20 MPa and a deflection of 10 mm. What will be the height from which a load of 5 kN should fall onto the beam at the same point if the maximum bending stress is 40 MPa?
A.	80 mm
B.	70 mm
C.	60 mm
D.	80 mm
Answer» D. 80 mm

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