11)A wire of length 0.15m is passed through a magnetic field with a strength of 0.2T. What must be the velocity of the wire if an emf of 0.25V is to be induced? a) 8.3 b) 6.7 c) 0.0075 d) 0.12 e) 7.6 12) A small cylindrical magnet is dropped into a long copper tube. The time the magnetic will take to fall is; a) Greater than natural free fall b) Same time as natural free fall c) Less than natural free fall SHO 13) The reason behind the answer to number #12 is due to; a) Bernoulli's Law b) Right Hand Rule c) Ampere's Law d) Lenz's Law e) Faraday's Law ar (seb