CuriousTab
Search
CuriousTab
Home
Aptitude
Computer
C Programming
C# Programming
C++ Programming
Database
Java Programming
Networking
Engineering
Biochemical Engineering
Biochemistry
Biotechnology
Chemical Engineering
Civil Engineering
Computer Science
Digital Electronics
Electrical Engineering
Electronics
Electronics and Communication Engineering
Mechanical Engineering
Microbiology
Technical Drawing
GK
Current Affairs
General Knowledge
Reasoning
Data Interpretation
Logical Reasoning
Non Verbal Reasoning
Verbal Ability
Verbal Reasoning
Exams
AIEEE
Bank Exams
CAT
GATE
IIT JEE
TOEFL
Jobs
Analyst
Bank PO
Database Administrator
IT Trainer
Network Engineer
Project Manager
Software Architect
Discussion
Home
‣
Mechanical Engineering
‣
Strength of Materials
Comments
Question
The volumetric strain is the ratio of the
Options
A. original thickness to the change in thickness
B. change in thickness to the original thickness
C. original volume to the change in volume
D. change in volume to the original volume
Correct Answer
change in volume to the original volume
Strength of Materials problems
Search Results
1. A bolt is made to pass through a tube and both of them are tightly fitted with the help of washers and nuts. If the nut is tightened, then
Options
A. bolt arid tube are under tension
B. bolt and tube are under compression
C. bolt is under compression and tube is under tension
D. bolt is Under tension and tube is under compression
Show Answer
Scratch Pad
Discuss
Correct Answer: bolt is Under tension and tube is under compression
2. When a body is subjected to a direct tensile stress (?) in one plane, the maximum shear stress is __________ the maximum normal stress.
Options
A. equal to
B. one-half
C. two-third
D. twice
Show Answer
Scratch Pad
Discuss
Correct Answer: one-half
3. The shear force diagram fora 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 a
Options
A. horizontal straight line
B. vertical straight line
C. inclined line
D. parabolic curve
Show Answer
Scratch Pad
Discuss
Correct Answer: parabolic curve
4. In Mohr's circle, the centre of circle from Y-axis is taken as
Options
A.
B.
C.
D.
Show Answer
Scratch Pad
Discuss
Correct Answer:
5. The shear force and bending moment are zero at the free end of a cantilever beam, if it carries a
Options
A. point load at the free end
B. point load at the middle of its length
C. uniformly distributed load over the whole length
D. none of the above
Show Answer
Scratch Pad
Discuss
Correct Answer: uniformly distributed load over the whole length
6. Which of the following statement is correct?
Options
A. The stress is the pressure per unit area.
B. The strain is expressed in mm.
C. Hook's law holds good upto the breaking point.
D. Stress is directly proportional to strain within elastic limit.
Show Answer
Scratch Pad
Discuss
Correct Answer: Stress is directly proportional to strain within elastic limit.
7. When a bar of length
l
, width
b
and thickness
t
is subjected to a pull of
P
, its
Options
A. length, width and thickness increases
B. length, width and thickness decreases
C. length increases, width and thickness decreases
D. length decreases, width and thickness increases
Show Answer
Scratch Pad
Discuss
Correct Answer: length increases, width and thickness decreases
8. In the below figure, the point
E
represents the maximum stress.
Options
A. True
B. False
Show Answer
Scratch Pad
Discuss
Correct Answer: False
9. Strain is equal to (where
l
= Original length, and ?
l
= Change in length)
Options
A.
l
/?
l
B. ?
l
/
l
C.
l
.?
l
D.
l
+ ?
l
Show Answer
Scratch Pad
Discuss
Correct Answer: ?
l
/
l
10. A shaft revolving at ? rad / s transmits torque (
T
) in N-m. The power developed is
Options
A.
T
.? watts
B. 2 ? T? watts
C.
watts
D.
watts
Show Answer
Scratch Pad
Discuss
Correct Answer:
T
.? watts
Comments
There are no comments.
Enter a new Comment
Save
More in Mechanical Engineering:
Automobile Engineering
Compressors, Gas Dynamics and Gas Turbines
Engineering Materials
Engineering Mechanics
Heat Transfer, Refrigeration and Air Conditioning
Hydraulic Machines
Hydraulics and Fluid Mechanics
IC Engines and Nuclear Power Plants
Industrial Engineering and Production Management
Machine Design
Production Engineering
Steam Boilers and Engines
Steam Nozzles and Turbines
Strength of Materials
Theory of machines
Thermodynamics
Workshop Technology