70. N = 20 lilitan
A = 40 cm² = 0,004 m²
B = 20 mT = 0,02 T
R = 2 Ω
E = -N.ΔΦ/Δt
E = - 20. Δ(B.A)/Δt
E = - 20. ( 0 - 0,02. 0,004 ) /(t-0)
E = 0,0016/t
Muatan yang mengalir
I = E/R
Q/t = (0,0016/t ) . 1/2
Q = 0,008 C
Q = 8000 μC
Jawab. ( D )
72.
Ek = 0,25. Eo
Ek = E - Eo ...........E : energi relativistik
E = Ek + Eo = 1,25.Eo
E² = Eo² + (pc)²
E² - Eo² = (pc)²
p² = (E² - Eo²)/c²
p² = (1,5625. Eo² - Eo²)/c²
p² = 0,5625.Eo²/c²
p = 0,75.Eo/c
p = 0,75 . mo. c²/c
p = 0,75.mo.c
Jawaban. ( A )
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70. N = 20 lilitan
A = 40 cm² = 0,004 m²
B = 20 mT = 0,02 T
R = 2 Ω
E = -N.ΔΦ/Δt
E = - 20. Δ(B.A)/Δt
E = - 20. ( 0 - 0,02. 0,004 ) /(t-0)
E = 0,0016/t
Muatan yang mengalir
I = E/R
Q/t = (0,0016/t ) . 1/2
Q = 0,008 C
Q = 8000 μC
Jawab. ( D )
72.
Ek = 0,25. Eo
Ek = E - Eo ...........E : energi relativistik
E = Ek + Eo = 1,25.Eo
E² = Eo² + (pc)²
E² - Eo² = (pc)²
p² = (E² - Eo²)/c²
p² = (1,5625. Eo² - Eo²)/c²
p² = 0,5625.Eo²/c²
p = 0,75.Eo/c
p = 0,75 . mo. c²/c
p = 0,75.mo.c
Jawaban. ( A )