Discussion :: Refractory Technology
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Thoria
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A.
has high fusion temperature (> 3000°C) but poor resistance to thermal shock.
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B.
has high resistance to basic slags.
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C.
which is expensive & radioactive, is used in crucibles for melting high purity metals.
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D.
all (a), (b) and (c).
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Answer : Option D
Explanation :
No answer description available for this question.
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