Gate Exam General Ability

The bending moment of a cantilever beam of length l and carrying a gradually varying load from zero at free end and w per unit length at the fixed end is __________ at the fixed end.

A. wl/2
B. wl
C. wl2/2
D. wl2/6

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Gate Other Question

Two shafts 'A' and 'B' are made of same material. The shaft 'A' is solid and has diameter D. The shaft 'B' is hollow with outer diameter D and inner diameter D/2. The strength of hollow shaft in torsion is __________ as that of solid shaft.

A. 1/16
B. 1/8
C. 1/4
D. 15/16

The Poisson's ratio for cast iron varies from

A. 0.23 to 0.27
B. 0.25 to 0.33
C. 0.31 to 0.34
D. 0.32 to 0.42