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

Mechanical Operations

Mechanical Operations
In froth floatation, chemical agent added to cause air adherence is called

Activator
Collector
Frother
Modifier

ANSWER DOWNLOAD EXAMIANS APP

Mechanical Operations
Separation of materials of the same density based on their sizes by using then-different rates of flow is called

Elutriation
Flocculation
Sorting
Sizing

ANSWER DOWNLOAD EXAMIANS APP

Mechanical Operations
Ore concentration by jigging is based on the difference in the __________ of the particles.

Wettability
Specific gravities
Shape
None of these

ANSWER DOWNLOAD EXAMIANS APP

Mechanical Operations
The constants (Kb, Kr and Kk) used in the laws of crushing (i.e., Bond's law, Rittinger's law and Kick's law) depend upon the

Type of crushing machine
Neither A nor B
Feed material
Both A & B

ANSWER DOWNLOAD EXAMIANS APP

Mechanical Operations
For crushing of solids, the Rittinger's law states that the work required for crushing is proportional to

The new surface created
The size reduction ratio
None of these
The change in volume due to crushing

ANSWER DOWNLOAD EXAMIANS APP

Mechanical Operations
__________ mills are termed as disintegrators.

All of these
Pebble
Compartment
Cage

ANSWER DOWNLOAD EXAMIANS APP
MORE MCQ ON Mechanical Operations

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
↑