Mechanical Engineering - Strength of Materials

11.
The tensile test is carried on __________ materials.
ductile
brittle
malleable
plastic
Answer: Option
Explanation:
No answer description is available. Let's discuss.

12.
If percentage elongation of a certain specimen made of a material 'A' under tensile test is 30% and the percentage elongation of a specimen with same dimensions made of another material 'B' is 40%, then material 'B' is more ductile than material 'A'.
Correct
Incorrect
Answer: Option
Explanation:
No answer description is available. Let's discuss.

13.
A fixed beam is one which is fixed at __________ of its ends.
one
both
Answer: Option
Explanation:
No answer description is available. Let's discuss.

14.
Factor of safety is defined as the ratio of
ultimate stress to working stress
working stress to ultimate stress
breaking stress to ultimate stress
ultimate stress to breaking stress
Answer: Option
Explanation:
No answer description is available. Let's discuss.

15.
The value of equivalent length is taken to be half of the actual length of a column with one end fixed and the other end free.
Agree
Disagree
Answer: Option
Explanation:
No answer description is available. Let's discuss.