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- 1. Multiple Choice
Below is disadvantages of casting except:
Dimensional accuracy
Safety hazard
Limited mechanical properties
High in cost
- 2. Multiple Choice
The bottom part of the casting mold is called:
Cope
Drag
Flask
Riser
- 3. Multiple Choice
Expendable mold processes involve destroying the mold after casting process.
True
False
- 4. Multiple Choice
For mass production, the best process to be used is :
Expendable mold processes
Permanent mold processes
Sand casting mold processes
Clay casting mold processes
- 5. Multiple Choice
Below are the heat type in casting except:
Heat to raise temperature to melting point
Heat of fusion to convert from solid to liquid
Heat to raise molten metal to desired temperature for pouring
Heat to boil the molten metal till evaporate
- 6. Multiple Choice
The success of pouring depend on:
Pouring rate
Pouring temperature
Pouring direction
Turbulence
- 7. Multiple Choice
Sum of the energies (head, pressure, kinetic, frictional) at any two points in a flowing liquid are equal - this statement is true for :
Law of Continuity
Bernoulli's Theorem
Kinetic Theorem
Frictional Law
- 8. Multiple Choice
This spiral mold is used for:
Measuring fluidity
Measuring turbulence
Measuring heat
Measuring pouring rate
- 9. Multiple Choice
This equation is true for :
Bernoulli Theorem
Chvorinov's Rule
Rule of Mixture
Total time for pouring
- 10. Multiple Choice
Which of the answer below is NOT a type of shrinkage in casting?
Liquid Contraction
Solidification Shrinkage
Thermal Contraction
Thermal Reduction
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