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cosΘ = adj / hyp = z / √(z²+

**R**²)1 Answers · Science & Mathematics · 05/09/2019

When you connect 7 equal

**r**esisto**r**s in pa**r**allel, the equivalent**r**esistance is 1/7 of the**r**esistance of the individual**r**esisto**r**s. So each piece has**r**esistance 35 Ω. The enti**r**e wi**r**e is 7*35 Ω1 Answers · Science & Mathematics · 01/05/2019

Just p

**r**io**r**to collision, v = √(2gh) = √(2 * 9.8m/s² * 4.35m) = 9.23 m/s conse**r**ve momentum du**r**ing the collision: 84.5kg * 9.23m/s + 55.0kg * 0m/s = (84.5 + 55.0)kg * V and so the post-collision momentum is V = 5.59 m/s H = V² / 2g = (5.59m/s)² / 19.6m/s² = 1.60 m If...1 Answers · Science & Mathematics · 15/05/2019

F = mv²/

**r**Multiply both sides by**r**: Fr = mv² (equation 1...2 Answers · Science & Mathematics · 10/01/2019

a) (mVmax^2) /

**r**= m g Vmax = sqrt(g /**r**) b) L =**r**m sqrt(2/3)Vmax L... = 1/2 m V^2 - m g**r**(1 - cosα) V^2 = [Vmax^2 + 2 g**r**(1 - cosα)] then Em = 1/2 m [Vmax^2 + 2 g**r**(1 - cosα)] - m g**r**...2 Answers · Science & Mathematics · 06/08/2019

QUESTION1: How much charge is enclosed by Gaussian sphere S2? No, you don't need a formula. You're told that the "total charge [is] q", so I'd say qenc = q QUESTION 2: so how much charge is...

1 Answers · Science & Mathematics · 11/09/2019

**r**= 9.5*3.6*10^19 = 3.42*10^20 m ω = 1.1*10^-15 rad/sec tangential speed Vt = ω***r**= 3.42*1.1*10^5 = 3.76*10^5 m/sec = 376 km/sec g = Vt^2/**r**= 3.76^2*10...2 Answers · Science & Mathematics · 28/04/2019

**R**= 1 + (1 II**R**) + 1 . . . . . After this it's just mathematics.**R**= 2 +**R**/(**R**+ 1) . . . . . . .(parallel value by product over sum)**R**(**R**...2 Answers · Science & Mathematics · 13/05/2019

**r**= d/2 Btop = μo i1 / (2 π**r**) Bbot = μo i2 / (2 π**r**) B = Bto - Bbot B...1 Answers · Science & Mathematics · 18/07/2019

**r**= mv/qB => The component of v perpendicular to the magnetic field is...1 Answers · Science & Mathematics · 04/04/2019