Multiple Choice
Phenolic thermo-setting plastics are finding application in pattern making because
A) they do not absorb moisture
B) they are resistant to wear
C) they have all above qualities
D) they are strong
Correct Answer:
Verified
Correct Answer:
Verified
Q2: Non-uniform distribution of alloying components, inclusions and
Q3: Aluminium castings are not repaired by<br>A)inert gas
Q4: Clay used for foundry sand should be<br>A)kaolinite<br>B)montmorillonite<br>C)illite<br>D)any
Q5: Chemical dipping of die casted parts is
Q6: First step in reclaiming the moulding and
Q8: In case of cast steel, the contraction
Q9: A designer would attempt to avoid bosses
Q10: Sand grains which give high mould strength
Q11: The location of riser least depends on<br>A)the
Q12: When wooden patterns with metallic coating are