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Transcribed Image Text:A capacitor with parallel circular plates of radius R = 1.40 cm is discharging via a current of 26.0 A. Consider a loop of radius R/3 that is
centered on the central axis between the plates. (a) How much displacement current is encircled by the loop? The maximum induced
magnetic field has a magnitude of 16.5 mT. At what radius (b) inside and (c) outside the capacitor gap is the magnitude of the induced
magnetic field 4.30 mT?
(a) Number i
(b) Number i
(c) Number i
Units
Units
Units
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- The rectangular loop with the dimensions given in the figure is located in a region where a uniform magnetic field B=1 T in the +y direction is present. The loop plane has a 37° angle with the x-axis. The magnitude of the magnetic field is reduced down to zero in 0.3s. Calculate the value and direction of the current induced in the loop. The resistance of the loop is R=40. 2 m B 3 m ++ 37arrow_forwardA magnetic field is uniform over a flat, horizontal circular region with a radius of 1.70 mm, and the field varies with time. Initially the field is zero and then changes to 1.50 T, pointing upward when viewed from above, perpendicular to the circular plane, in a time of 110 ms. (a) What is the average induced emf around the border of the circular region? (Enter the magnitude in uV and the direction as seen from above.) magnitude HV direction ---Select-- v as seen from above (b) Immediately after this, in the next 70.0 ms, the magnetic field changes to a magnitude of 0.500 T, pointing downward when viewed from above. What is the average induced emf around the border of the circular region over this time period? (Enter the magnitude in uV and the direction as seen from above.) magnitude direction ---Select-- v as seen from abovearrow_forwardA capacitor with parallel circular plates of radius R = 3.20 cm is discharging via a current of 27.0 A. Consider a loop of radius R/3 that is centered on the central axis between the plates. (a) How much displacement current is encircled by the loop? The maximum induced magnetic field has a magnitude of 19.0 mT. At what radius (b) inside and (c) outside the capacitor gap is the magnitude of the induced magnetic field 1.20 mT? (a) Number i (b) Number IN (c) Number i Units Units Unitsarrow_forward
- A spatially uniform magnetic field is restricted in a circular region of space with radius of 3.75 cm and has a constant direction; see figure below. If the magnetic field varies with time t as B(t) = (24.5 mT/s²) ², the magnitude of the induced electric field at a distance of 5.00 cm from the center of the magnetic field region at t= 1.50 s is most nearly A. 25.8 mV/m magnetic field B. 8.46 mV/m region C. 1.03 mV/m D. 23.0 mV/m E. 17.3 mV/m 5.00 сm! xxarrow_forwardThe figure shows a circular region of radius R = 2.50 cm in which a uniform electric flux is directed out of the plane of the page. The total electric flux through the region is given by PE = (3.00 mV-m/s)t, where t is in seconds. What is the magnitude of the magnetic field that is induced at radial distances (a)1.50 cm and (b)7.50 cm? (a) Number i (b) Number i eTextbook and Media Units Units Rarrow_forwardBelow is a closed conducting loop within a magnetic field (for direction see picture). The loop is a circle with a radius of r = 7.00 cm. The magnetic field is decreasing in the direction shown at a rate of dB/dt = 169.0 mT/s. The circle wire has 270.0 loops around it. The wire has a total resistance of R = 11.80 Ohms.arrow_forward
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