An electric filed and a magnetic field are expressed as E⃑ = −2ax + 3ay + 6az and H⃑ = 6ax − 15ay + 7az, respectively. Find the angle between the two fields.
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An electric filed and a magnetic field are expressed as E⃑ = −2ax + 3ay + 6az and
H⃑ = 6ax − 15ay + 7az, respectively. Find the angle between the two fields.
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- At a given instant of time the electric field in a beam of sunlight has a magnitude of 429 N>C.What is the magnitude of the magnetic field at this instant?A magnetic field directed into the page changes with time according to B = 0.031 ot² + 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 figure below). xxxx vPg xxx xxx xxxx x Rx Bin P₁ (a) When t = 4.80 s and r₂ = 0.020 0 m, what is the magnitude of the electric field at point P₂? 0.00030 X Your response is off by a multiple of ten. N/C (b) When t = 4.80 s and r₂ = 0.020 0 m, what is the direction of the electric field at point P₂? perpendicular to r₂ and counterclockwise O into the page O out of the page. O perpendicular to ₂ and clockwise