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Material Science in Metallurgy
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Match the materials listed in Group I with the most appropriate applications listed in Group II.
Group I Group II
P. Iron-silicon alloy 1. Heating element
Q. GaAs 2. Ultrasonic generator
R. Nichrome 3. Transformer core
S. Quartz crystals 4. Light emitting diode

Answer & Solution
Correct Answer: Option A
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