A coil of wire with area 0.12 m2 and 41 turns is placed with its plane parallel to a magnetic field with B = 1.2 T. The coil is then turned so that its plane is now at an angle of 17 degrees to the magnetic field, in a time of 70 ms. What is the induced emf in the coil, in units of volts?

Mutt and jeff are running along a path each pushing a cart loaded with rocks. if mutt's wagon has a mass two times greater than jeff's and they want to stay together, arriving at their destination at the same time, what must happen? a) jeff should slow down so mutt can catch up. b) mutt must use half as much force to push his cart. c) mutt must use twice as much force to push his cart. d) mutt and jeff will use the same force, but mutt will take bigger steps.