IDNLearn.com makes it easy to find precise answers to your specific questions. Our experts provide prompt and accurate answers to help you make informed decisions on any topic.

M A magnetic field directed into the page changes with time according to B=0.0300t²+1.40 , where B is in teslas and t is in seconds. The field has a circular cross section of radius R=2.50 cm (see Fig. P31.33). When t=3.00 s and r₂ =0.0200 m, what are(a) the magnitude and