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within the green dashed circle shown in the figure below, the magnetic field changes with time according to the expression B = 3.00t - 2.0ot? + 0.800, where B is in teslas, t is in seconds, and R = 2.00 cm. x x x x x x x X Bin (a) When t = 2.00 s, calculate the magnitude of the force exerted on an electron located at point P,, which is at a distance r, = 4.00 cm from the center of the circular field region. N (b) When t = 2.00 s, calculate the direction of the force exerted on an electron located at point P,, which is at a distance r, = 4.00 cm from the center of the circular field region. O tangent to the electric field line passing through point P, and clockwise O tangent to the electric field line passing through point P, and counterclockwise O The magnitude is zero. (c) At what instant is this force equal to zero? (Consider the time after t = 0 s.)

within the green dashed circle shown in the figure below, the magnetic field changes with time according to the expression B = 3.00t - 2.0ot? + 0.800, where B is in teslas, t is in seconds, and R = 2.00 cm. x x x x x x x X Bin (a) When t = 2.00 s, calculate the magnitude of the force exerted on an electron located at point P,, which is at a distance r, = 4.00 cm from the center of the circular field region. N (b) When t = 2.00 s, calculate the direction of the force exerted on an electron located at point P,, which is at a distance r, = 4.00 cm from the center of the circular field region. O tangent to the electric field line passing through point P, and clockwise O tangent to the electric field line passing through point P, and counterclockwise O The magnitude is zero. (c) At what instant is this force equal to zero? (Consider the time after t = 0 s.)

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Within the green dashed circle shown in the figure below, the magnetic field changes with time according to the expression B = 3.00t3 - 2.00t? + 0.800, where B is in teslas, t is in seconds, and R = 2.00 cm. x x x x * x x x 7x x x x x x* R x x x x х х х х х Bin (a) When t = 2.00 s, calculate the magnitude of the force exerted on an electron located at point P, which is at a distance r, = 4.00 cm from the center of the circular field region. (b) When t = 2.00 s, calculate the direction of the force exerted on an electron located at point P,, which is at a distance r, = 4.00 cm from the center of the circular field region. O tangent to the electric field line passing through point P, and clockwise O tangent to the electric field line passing through point P, and counterclockwise O The magnitude is zero. (c) At what instant is this force equal to zero? (Consider the time after t = 0 s.)
Transcribed Image Text:Within the green dashed circle shown in the figure below, the magnetic field changes with time according to the expression B = 3.00t3 - 2.00t? + 0.800, where B is in teslas, t is in seconds, and R = 2.00 cm. x x x x * x x x 7x x x x x x* R x x x x х х х х х Bin (a) When t = 2.00 s, calculate the magnitude of the force exerted on an electron located at point P, which is at a distance r, = 4.00 cm from the center of the circular field region. (b) When t = 2.00 s, calculate the direction of the force exerted on an electron located at point P,, which is at a distance r, = 4.00 cm from the center of the circular field region. O tangent to the electric field line passing through point P, and clockwise O tangent to the electric field line passing through point P, and counterclockwise O The magnitude is zero. (c) At what instant is this force equal to zero? (Consider the time after t = 0 s.)
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