Part A A flat, circular, steel loop of radius 75 cm is at rest in a uniform magnetic field, as shown in an edge-on view in (Figure 1). The field is changing with time, according to B (t) = (1.4T) e-(0.0575 1)t Find the emf induced in the loop as a function of time (assume & is in seconds). Express your answer in volts in terms of the variable t. IVO OF ? E = V Submit Request Answer Part B Figure When is the induced emf equal to o of its initial value? Express your answer in seconds. B DA OE ? 60 S Submit Previous Answers Request Answer * Incorrect; Try Again; 8 attempts remaining