Answer:
Solid at room temperature
Explanation
Since these elements are metals they must be said at room temperature
Answer:
β2= β1+10*f
Explanation:
comparing β2 and β1, it is said that β2 is increased by a factor of f.
for each factor of f, there is a 10*f dB increase.
therefore if the β1 is increases by an intensity of factor f
the new intensity would be β1+ 10*f
Answer:
C
Explanation:
they both have to be the same for both to not move