Which best explains why no current is induced? the wire needs to be coiled less tightly. the wire needs to be straight, not coiled. the magnet needs to be moved through the coils of wire. the magnet needs to be held above the coils of wire.

Answer : The magnet needs to be moved through the coils of wire.

Explanation : When the moves magnet towards the coil or coil towards the magnet then the change the flux and induced emf and induced current in the coil.

So, we can say that the magnet needs to be moved through the coils of wire that's why no current is induced in the coil.

b mirrors submit a iisner? e. for which optical devices does d sometimes have a positive value? o a a and b o b. a and c o c. b and d 0 d. b and cb

i am pretty sure it is c because when people are closer together, they cannot move as freely. picture being in a mostly full elevator, for instance. the people are right next to you, and you can barely move.