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E= - dV/dx= -12/x^3

1 Answers · Science & Mathematics · 27/02/2020

... at (0, u) due to the -3.7nC charge is kQ/

**r**where**r**is the distance between (0, u) and (-7, 0). Here**r**= √(u²...1 Answers · Science & Mathematics · 02/02/2020

... with Ri = 4Ω, oriented same as the 80 volt one the 3

**r**'s in parallel equal 1/**R**= 1/6 + 1/12 + 1/4 1/**R**= 2/12 + 1/12...1 Answers · Science & Mathematics · 15/01/2020

I = V /

**R**V = 6 volts**R**= 10 + 4/2 = 12 ohms I = 6 / 12 I = 0.5 A3 Answers · Science & Mathematics · 14/01/2020

find total

**R****R**= 1 + [ 1 / (1/12 + 1/6) ] + 5 = 10 ohm find total current, I I...amp;6) = 12 a * 4 ohm = 48 v V (5) = 12 a * 5 ohm = 60 v V lost to**r**= 12 * 1 = 12 v find I through each I (12) = 48/12 = 4 a I (6...4 Answers · Science & Mathematics · 14/01/2020

v = ir i = v/

**r**= 5/10 = 1/2 amp1 Answers · Science & Mathematics · 11/01/2020

Ohm's law: V = IR Then,

**R**= V/I Resistance,**R**= (9.0 V) / (25 × 10⁻³ A) = 360 Ω3 Answers · Science & Mathematics · 12/01/2020

...relationship between orbital speed and orbit radius in free fall follows from m g(

**r**) = m v^2 /**r**So v = sqrt( g**r**) Now g itself also depends...7 Answers · Science & Mathematics · 01/01/2020

... we can apply the angular equivalent τ = Iα (T₂ - T₁)

**R**= I(a/**R**) I = (T₂ - T₁)R²/a = (156.2...3 Answers · Science & Mathematics · 11/12/2019

What is the reference frame for the angle? I'll assume that it is measured from vertical tanθ = (v²/

**r**) / g = v² / rg v² = rgtanθ v² = 0.450(9.81)tan25 v² = 2.0585 v = 1.43 m/s1 Answers · Science & Mathematics · 08/12/2019