Strength of Materials MCQ
SET-5
101. The maximum deflection of a cantilever beam of length l with a uniformly distributed load of w per unit length is (where W = wl)
Answer: B
102. The slenderness ratio is the ratio of
- A. area of column to least radius of gyration
- B. length of column to least radius of gyration
- C. least radius of gyration to area of column
- D. least radius of gyration to length of column
Answer: B
103. When two shafts of same length, one of which is hollow, transmit equal torques and have equal maximum stress, then they should have equal
- A. polar moment of inertia
- B. polar modulus
- C. diameter
- D. angle of twist
Answer: B
104. For a beam, as shown in the below figure, the maximum deflection lies at
- A. from B
- B. from A
- C. from B
- D. from A
Answer: C
105. According to Euler’s column theory, the crippling load for a column of length (l) fixed at both ends is __________ the crippling load for a similar column hinged at both ends.
- A. equal to
- B. two times
- C. four times
- D. eight times
Answer: C
Please someone solve it
Enumerate variuos scenarios/cases of non-uniform stress distribution in solids. Explain with the
help of examples why simple stress definition cannot be used in such cases.