The total length of a cranked bar through a distance D. at 45° in case of a beam of effective length L, is

Q. The total length of a cranked bar through a distance D. at 45° in case of a beam of effective length L, is

A.            L + (2 × 0.42 d)

B.            L – (0.42 d)

C.            L – (2 × 0.4 d)

D.            L + 0.42 d

Answer: L + (2 × 0.42 d)