what is the relationship between magnetic field strength for the number of loops is electromagnet?
a.the number of loops will not affect the magnetic film strength.
b. The greater the number of loops,the weaker the magnetic field strength
c. The lesser the number of loops, the stronger the magnetic field strength
d. The greater the number of loops, the stronger the magnetic field strength
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Answer:
C. the lesser the number of loops, the stronger the magnetic field strenght