The metal detectors through which people pass through airports are operated by
A. Civil laws
B. Newton's law
C. Faraday's law
D. Coulomb's law
1
D
2
C
3
A
4
B
The metal detectors through which people pass through airports are operated by
A. Civil laws
B. Newton's law
C. Faraday's law
D. Coulomb's law