Which is an example of metamorphic rock?
A) basalt
B) sandstone
C) marble
D) sand
Correct Answer:
Verified
Q30: Doped silicon is used in
A) magnets.
B) transistors.
C)
Q33: Roasting of metal ores in air
A) converts
Q37: What can be melted with silica (silicon
Q40: Clay is a hydrated mixture of the
Q41: Silicon is doped with to make an
Q43: Which is a property of a metal?
A)
Q44: What is the major compound found in
Q46: The p-type of semiconductor is generally
A) silicon
Q47: Which type of iron results from a
Q50: What two elements make up glass?
A) Si
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