CuriousTab
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 Clerk
Bank PO
Database Administrator
IT Trainer
Network Engineer
Project Manager
Software Architect
Discussion
Home
‣
Mechanical Engineering
‣
Strength of Materials
See What Others Are Saying!
Question
If the modulus of elasticity for a given material is twice its modulus of rigidity, then bulk modulus is equal to
Options
A. 2
C
B. 3
C
C.
D.
Correct Answer
More questions
1. In the relation
VT
n
=
C
, the value of n for high speed steel tools varies from 0.25 to 0.40.
Options
A. Agree
B. Disagree
Show Answer
Scratch Pad
Discuss
Correct Answer: Disagree
2. The C.O.P. of an absorption type refrigerator is given by (where
T
1
= Temperature at which the working substance receives heat,
T
2
= Temperature of cooling water, and
T
3
= Evaporator temperature)
Options
A.
B.
C.
D.
Show Answer
Scratch Pad
Discuss
Correct Answer:
3. If the tearing efficiency of a riveted joint is 50%, then ratio of rivet hole diameter to the pitch of rivets is
Options
A. 0.20
B. 0.30
C. 0.50
D. 0.60
Show Answer
Scratch Pad
Discuss
Correct Answer: 0.50
4. An open belt drive is used when
Options
A. shafts are arranged parallel and rotate in the opposite directions
B. shafts are arranged parallel and rotate in the same directions
C. shafts are arranged at right angles and rotate in one definite direction
D. driven shaft is to be started or stopped whenever desired without interferring with the driving shaft
Show Answer
Scratch Pad
Discuss
Correct Answer: shafts are arranged parallel and rotate in the same directions
5. In a riveted joint, when the rivets in the various rows are opposite to each other, the joint is said to be
Options
A. chain riveted
B. zig-zag riveted
C. diamond riveted
D. none of these
Show Answer
Scratch Pad
Discuss
Correct Answer: chain riveted
6. In plunge grinding
Options
A. the work is reciprocated as the wheel feeds to produce cylinders longer than the width of wheel face
B. the work rotates in a fixed position as the wheel feeds to produce cylinders equal to or shorter than the width of wheel face
C. the work is reciprocated as the wheel feeds to produce cylinders shorter than the width of wheel face
D. the work rotates in a fixed position as the wheel feeds to produce cylinders longer than the width of wheel face
Show Answer
Scratch Pad
Discuss
Correct Answer: the work rotates in a fixed position as the wheel feeds to produce cylinders equal to or shorter than the width of wheel face
7. The abrasive recommended for grinding materials of high tensile strength is
Options
A. silicon carbide
B. aluminium oxide
C. sand stone
D. diamond
Show Answer
Scratch Pad
Discuss
Correct Answer: aluminium oxide
8. The unit of Young's modulus is same as that of stress.
Options
A. True
B. False
Show Answer
Scratch Pad
Discuss
Correct Answer: True
9. Glazing in grinding wheels can be decreased by
Options
A. using a harder wheel or by increasing the wheel speed
B. using a softer wheel or by decreasing the wheel speed
C. using a harder wheel or by decreasing the wheel speed
D. using a softer wheel or by increasing the wheel speed
Show Answer
Scratch Pad
Discuss
Correct Answer: using a softer wheel or by decreasing the wheel speed
10. Threading is an operation of
Options
A. smoothing and squaring the surface around a hole
B. sizing and finishing a small diameter hole
C. producing a hole by removing metal along the circumference of a hollow cutting tool
D. cutting helical grooves on the external cylindrical surface
Show Answer
Scratch Pad
Discuss
Correct Answer: cutting helical grooves on the external cylindrical surface
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