Aconductor is formed into a loop that encloses an area of 1.0 m2. the loop is orientedat a 30.0° angle with the xy-plane. a varying magnetic field is oriented parallel to thez-axis. if the maximum emf induced in the loop is 25.0 v, what is the maximum rate atwhich the magnetic field strength is changing

Ais useful when you need a simple machine to you separate two things. a. lever b. screw c. pulley d. wedge

30 points - when can a theory be modified if a new type of technology allows for new observations that raise new questions? a. immediately, while the questions about the theory are being asked b. after new hypotheses related to the theory are tested in experiments c. only after the new observations disprove all parts of the theory d. while scientists begin to think about how the theory could improve

Does anyone know how to solve this problem? i really need . i made an attempt but i just cant get it. a metal rod is 25.000 cm long at 25.0 degrees celsius. when heated to 102.0 degrees celsius, it is 25.054 cm long. what is the coefficient of linear expansion for this metal.