fi

**r**st get the total R using se**r**ies pa**r**allel**r**ules 2+6 = 8 Ω 8 || 5 = 5•8/13 = 3...2 Answe

**r**s · Science & Mathematics · 20/01/2021...set the cent

**r**ipetal accele**r**ation equal to 1 "g": ω²**r**= g → → ω = √(g/**r**) = √(9.81m/s² / 30.0m) = 0.572**r**ad/s ◄ (b) tangential speed v = ω**r**= 0.572**r**ad...1 Answe

**r**s · Science & Mathematics · 20/01/2021(A)

**R**= V²/P = (120V)² / 350W = 41 Ω (B) t = Q / P = 0.400kg * 4186J/kg·ºC * (100-23)ºC / 350W t = 368 seconds (just over 6 minutes)1 Answe

**r**s · Science & Mathematics · 18/01/2021a*sinΘ = 1.22λ → → a the ape

**r**tu**r**e diamete**r**0.50e-2m * sinΘ = 1.22*5.0e-7m → → sinΘ = 1.22e-4 φ = a**r**csin[sinΘ / n] = a**r**csin[1.22e-4 / 1.33] = 9.17e-5**r**ads**r**= d / φ = 1.5m / 9.17e-5**r**ads = 16352 m ≈ 16 km ◄3 Answe

**r**s · Science & Mathematics · 18/01/2021...of

**r**otation and the accele**r**ation given is cent**r**ipetal only. ac = v² / R v = √(acR) = √(29(0.38)) = 3.31963... ≈ 3.3 m/s ◄ Please**r**emembe**r**...2 Answe

**r**s · Science & Mathematics · 18/01/2021T = m(g + v²/

**r**) T = 55kg * (9.8m/s² + (3.0m/s)²/6.2m) = 619 N ≈ 620 N If you find this helpful, please select Favo**r**ite Answe**r**. You get points too!1 Answe

**r**s · Science & Mathematics · 18/01/2021c = 2π

**r**3.0**r**ev/sec (2π**r**/1**r**ev) = 3(2pi*3.5cm)/1s = 65.9734 cm/s,**r**ounds to 66. cm/s If**r**adius doubled, linea**r**speed is p**r**opo**r**tional and doubled.1 Answe

**r**s · Science & Mathematics · 18/01/2021..., I = ½M

**r**² and because the**r**ope doesn't slip, ω = v/**r**. That makes ½Iω² = ½*...2 Answe

**r**s · Science & Mathematics · 18/01/20212m/8.2s = V = 0.2439m/s = ω

**r**so ω = 0.2439/0.045 = 5.42**r**ad/s = ω1 Answe

**r**s · Science & Mathematics · 18/01/2021α = a /

**r**= 14.3m/s² / 0.0600m = 238**r**ad/s²1 Answe

**r**s · Science & Mathematics · 18/01/2021