Multiple Choice
A spool of thread has an average radius of 1.00 cm.If the spool contains 47.5 m of thread,how many turns of thread are on the spool? "Average radius" allows us to not need to treat the layering of threads on lower layers.
A) 15.1
B) 756
C) 149
D) 7.56
Correct Answer:
Verified
Correct Answer:
Verified
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