a secure n Pwnr 134 LAb 15631505 MLeagues I Stony- os MAT 132 OAMs 210 Nike Air

Question

a secure n Pwnr 134 LAb 15631505 MLeagues I Stony- os MAT 132 OAMs 210 Nike Air Presto Pre- assignment, you submit by question parts. The number of submissions remaining foreach question partonychanges if you submit or charge the answer. answers ent Scoring submission for each queston partis used for your score. A rectangular loop of length Land width w is placed in a uniform magnetic field B with its plane perpendicular to the field (see figure below). Determine the time-averaged induced emfirthe loop rotates with constant angular velocity through an angle of 18o round an axis passing through the loops oenter in the following orientations. (use the folowing as necessary B, e, w, and u Enter the magnitudes.) O O O O Axis of rotation Axis of rotation orientation in figure A (a) (b) orientation in figure B BL Woo sin(at) x Need Help? submit Answer Sava Progress

Explanation / Answer

b) induced emf = The rate of change of magnetic flux through the loop

= d(A.B)/dt

= d(A*B*cos(w*t))/dt

= A*B*(-sin(w*t))*w

= -A*B*w*sin(w*t)

= -W*L*B*w*sin(w*t)

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