• HOME
  • QUIZ
  • CONTACT US
EXAMIANS
  • COMPUTER
  • CURRENT AFFAIRS
  • ENGINEERING
    • Chemical Engineering
    • Civil Engineering
    • Computer Engineering
    • Electrical Engineering
    • Mechanical Engineering
  • ENGLISH GRAMMAR
  • GK
  • GUJARATI MCQ

Engineering Materials

Engineering Materials
Cast iron is a

Brittle material
Tough material
Malleable material
Ductile material

ANSWER DOWNLOAD EXAMIANS APP

Engineering Materials
Addition of manganese to aluminium results in

Improving machinability
Improvement of casting characteristics
One of the best known age and precipitation hardening systems
Improvement of corrosion resistance

ANSWER DOWNLOAD EXAMIANS APP

Engineering Materials
The percentage of carbon in grey iron castings usually varies between

5 to 7%
0.012
2.5 to 4.5%
0.5 to 1%

ANSWER DOWNLOAD EXAMIANS APP

Engineering Materials
Malleability of a material can be defined as

All of these
Ability to undergo large permanent deformations in compression
Ability to recover its original form
Ability to undergo large permanent deformations in tension

ANSWER DOWNLOAD EXAMIANS APP

Engineering Materials
Sulphur in cast iron

Make the iron white and hard
Increases hardness and brittleness
Makes the iron soft and easily machinable
Aids fusibility and fluidity

ANSWER DOWNLOAD EXAMIANS APP

Engineering Materials
The lower critical point for all steels is

600°C
913°C
700°C
723°C

ANSWER DOWNLOAD EXAMIANS APP
MORE MCQ ON Engineering Materials

DOWNLOAD APP

  • APPLE
    from app store
  • ANDROID
    from play store

SEARCH

LOGIN HERE


  • GOOGLE

FIND US

  • 1.70K
    FOLLOW US
  • EXAMIANSSTUDY FOR YOUR DREAMS.
  • SUPPORT :SUPPORT EMAIL ACCOUNT : examians@yahoo.com

OTHER WEBSITES

  • GUJARATI MCQ
  • ACCOUNTIANS

QUICK LINKS

  • HOME
  • QUIZ
  • PRIVACY POLICY
  • DISCLAIMER
  • TERMS & CONDITIONS
  • CONTACT US
↑