**R**ecall:**R**= ρ * (ℓ/S) First wire r₁ = ρ * (ℓ₁/...1 Answe

**r**s · Science & Mathematics · 23/03/2021F = k q1 * q2 /

**r**^2; (Coulomb's force. Centripetal force). F = m v^2...2 * 10^-19 ) * (1.6 * 10^-19 ) / (5.9 * 10^-12)^2 = 1,324* 10^-5 N. m v^2 /**r**= 1,324* 10^-5, v = radicequadrata( 1,324* 10^-5 ***r**/ m); v = radicequadrata(1,324* 10...2 Answe

**r**s · Science & Mathematics · 01/04/20211/

**R**= 1/19 + 1/11 + 1/6 1/**R**= 0.0526 + 0.0909 + 0.1667 1/**R**= 0.3102**R**= 3.22 Ω E = I**R**= 4•11 = 44 volts I = E/**R**= 44/19 I = E/**R**= 44/62 Answe

**r**s · Science & Mathematics · 14/04/20211/

**R**= 1/2 + 1/3 + 1/1 1/**R**= 0.5 + 0.333 + 1 = 1.833**R**= 1/1.833 = 0.545 Ω or 1/**R**= 3/6 + 2/6 + 6/6 = 11/6**R**= 6/11 = 0.545 Ω3 Answe

**r**s · Science & Mathematics · 01/04/2021ge = ρ*

**r**^3/**r**^2 = ρ***r**gp = ρ*31^3***r**^3/(31^2***r**^2) = ρ*31***r**gp/ge = ρ*31***r**/ (ρ***r**) = 31 g**r**avity on planet gp = 31 times g**r**avity ge on Ea**r**th2 Answe

**r**s · Science & Mathematics · 07/04/2021If = V/

**R**= 12/9 = 4/3 of Amps timeconstant Ƭ = L/**R**= 1.2/9 = 0.1333 sec 0.5 = 1-e^-k e^k = 0.5 k*ln e = ln 0.5.....(ln e = 1) k = -0.693 = -t/Ƭ t = 0.693*0.1333 = 0.092 sec2 Answe

**r**s · Science & Mathematics · 15/04/2021... of each of you

**r****r**esisto**r**s. Then simply calculate**r**esistance R = ρL/A ... whe**r**e ρ is the given**r**esistivity. L should...2 Answe

**r**s · Science & Mathematics · 28/03/2021(b) m*ω^2*

**r***μ = m*g mass m cancels ω = √g/(**r***μ) = √4g/**r**= √4*9.806/7 = 2.367...22.6**r**pm (c) time pe**r**iod T = 1/f = 1/0.377 = 2.65 sec**r**adial acc.**r**a = ω^2***r**= 2.367^2*7 = 39.2 m/sec^2 ( ≅ 4g) tangential accele**r**ation ta = 0 people feel ...2 Answe

**r**s · Science & Mathematics · 28/03/2021(a) ω = v/

**r**= 0.45m/s / 0.05m = 9**r**ad/s (b) KE = ½Iω² = ½ * 2.2E-3kg·m² * (9**r**ad/s)² = 0.089 J (c) L = Iω = 2.2E-3kg·m² * 9**r**ad/s = 0.020 kg·m²/s1 Answe

**r**s · Science & Mathematics · 22/03/2021MoI J = m*

**r**^2 = 22*0.36^2 = 2.85 kg*m^2 ang. acc. α = T/J = 5.7/2.85 = 2.00**r**ad/sec^21 Answe

**r**s · Science & Mathematics · 06/04/2021