QUIZ 1

Which among the following is a metal?

• Chlorine
• Hydrogen
• Sodium
• Sulphur

Which among the following is the strongest metal?

• Chlorine
• Tungsten
• Hydrogen
• Calcium

What Is the Melting Point of Aluminum?

• 1,221°F
• 1,984°F
• 2,800°F
• 621.5°F

Which among the following is considered a liquid metal?

• Gold
• Mercury
• Tungsten
• Sulphur

For which of the following the shrinkage allowance is maximum?

• Steel
• Aluminium
• Cast Iron
• Zinc

Light impurities in the molten metal are prevented from reaching the mold cavity by providing

• Strainer
• Button well
• Skim bob
• All of the above

Which of the following are used to mold the sand mixture into shape of the casting and may be made of wood, plastic, metal ?

• Patterns
• Vents
• Chills
• Cores

Which of the following factors is independent of the direction of crystal growth in an alloy?

• Thermal gradient
• Composition gradient
• Variation of solidus temperature
• Material aesthetics

A physical properties wherein metals can be drawn into wires.

• Malleability
• Ductility
• Lustrous
• Tensile strength

Which of the following statement is true?

• Casting is the replica of the object to be cast
• Casting and the pattern are same things
• Pattern is the replica of the casting object
• Molten material is casted into the casting cavity