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When the magnetic flux is constant, the induced current is

When the magnetic flux is constant, the induced current is

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(f) (g) Xh) (i) Fo=0 (j) When the magnetic flux is constant, the induced current is constant increasing zero because ... When the magnetic flux is increasing, the induced current is constant increasing zero because ... When the magnetic flux is decreasing, the induced current is constant increasing F₁ zero because ... R ☐ decreasing Frop Iinu Use the RHR to determine the direction of the magnetic force on each side of the coils shown in the figure below. = 0 Fnet = 0 ☐ decreasing ☐ decreasing Frey 'F Bot Calculate the net magnetic force on the coil at each time shown in the figure. Show your calculations as needed. FB = I and UB = (1.2 mot) (.3m) (30 µT) FR20
Transcribed Image Text:(f) (g) Xh) (i) Fo=0 (j) When the magnetic flux is constant, the induced current is constant increasing zero because ... When the magnetic flux is increasing, the induced current is constant increasing zero because ... When the magnetic flux is decreasing, the induced current is constant increasing F₁ zero because ... R ☐ decreasing Frop Iinu Use the RHR to determine the direction of the magnetic force on each side of the coils shown in the figure below. = 0 Fnet = 0 ☐ decreasing ☐ decreasing Frey 'F Bot Calculate the net magnetic force on the coil at each time shown in the figure. Show your calculations as needed. FB = I and UB = (1.2 mot) (.3m) (30 µT) FR20
EM Induction Problem Solving 1. = A 20-turn rectangular coil of length, a = 30 cm, and width, b 50 cm, and that has a total resistance, R = 1.5 , moves at a constant speed of 10 m/s toward and then through a uniform magnetic field, B = 30 µT, at shown. Note: Show your calculations as needed. (a) Time t = 3 s t = 5 s t = 0 s t=1s t = 4 s coil about to enter at 0.5 sec. coil about to leave at 4.5 sec. Calculate the magnetic flux at the times in the table and indicate whether it's constant (C), increasing (1), or decreasing (D). Bab (30 MT)'(.3m) (.5m) $((s) 0.0 s 0.5 s 1.0 s 2.0 s 3.0 s 4.0 s 4.5 s 5.0 s § (25) Ø 2.25 4-5 = Magnetic Flux, Φ (μWb) B 4.5 2.25 Ø ø = Bab = с (+I I C с t=2s = Change? ● b DAC C O 4.5 мив Induced emf, € (mv) 1.8 1.8 Ø Ø 1.8 0-8 2 9 = $(36) 225 ишь t.m² Induced Current, I (mA) Ø 1.2 mt 1.2 MA 10 ø 1.LmA 1.2m/A Ø CW or CCW? N/A Cu си N/A N/A CW cW N/A
Transcribed Image Text:EM Induction Problem Solving 1. = A 20-turn rectangular coil of length, a = 30 cm, and width, b 50 cm, and that has a total resistance, R = 1.5 , moves at a constant speed of 10 m/s toward and then through a uniform magnetic field, B = 30 µT, at shown. Note: Show your calculations as needed. (a) Time t = 3 s t = 5 s t = 0 s t=1s t = 4 s coil about to enter at 0.5 sec. coil about to leave at 4.5 sec. Calculate the magnetic flux at the times in the table and indicate whether it's constant (C), increasing (1), or decreasing (D). Bab (30 MT)'(.3m) (.5m) $((s) 0.0 s 0.5 s 1.0 s 2.0 s 3.0 s 4.0 s 4.5 s 5.0 s § (25) Ø 2.25 4-5 = Magnetic Flux, Φ (μWb) B 4.5 2.25 Ø ø = Bab = с (+I I C с t=2s = Change? ● b DAC C O 4.5 мив Induced emf, € (mv) 1.8 1.8 Ø Ø 1.8 0-8 2 9 = $(36) 225 ишь t.m² Induced Current, I (mA) Ø 1.2 mt 1.2 MA 10 ø 1.LmA 1.2m/A Ø CW or CCW? N/A Cu си N/A N/A CW cW N/A
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