### Find the tangential and normal components of the acceleration vector. (

**r**)= (t^2 +1)I +t^3 j, t>=0?**r**(t) = t² i^+ t³ j^ v(t) = 2t i^ + 3t² j^ a(t) = 2 i^ + 6t...3 Answe

**r**s · Science & Mathematics · 11/11/2019P * V = n *

**R*** T Since n,**R**, and T are kept constant...1 Answe

**r**s · Science & Mathematics · 24/11/2019...ω = 2PI / T = PI / 26

**r**ad/sec tangential speed Vt = ω ***r**= 230PI/26 = 27.8 m/sec 2)What is the x component Vtx...2 Answe

**r**s · Science & Mathematics · 14/07/2020(a) τ =

**r**x F τ = (4.0, 3.0, 0)m x (-7.0, 5.0, 0)N = (0, 0, 41) N·m o**r**41 k hat N·m ◄ (b) cosΘ = a•b / |a|*|b|**r**•F = 4.0*-7.0+3.0*5.0 = -13 |**r**| = √(4.0² + 3.0²) m = 5...1 Answe

**r**s · Science & Mathematics · 01/10/2020On the right side, the resistance is from 1/S = 1/

**R**+ 1/(2R) + 1/**R**= 5/(2R). So then S = 2R...2 Answe

**r**s · Science & Mathematics · 30/07/2020τ =

**r**x F whe**r**e τ,**r**and F a**r**e vecto**r**s and x**r**ep**r**esents...1 Answe

**r**s · Science & Mathematics · 30/07/20204. Li = m2 v

**R**/ 4 m2*v***R**/4 = (½*m1***R**² + m2*(**R**/4)²...**R**/16)*w 4v = (8**R**+**R**)*w = 9**R**w w = 4v / 9**R**for v=6**R**=12 w = 4*6 / 9*12 = 2/9 = 0.22 rad/s1 Answe

**r**s · Science & Mathematics · 13/05/20201) the ca

**r**'s accele**r**ation is**r**adial: a = v² / R = (17m/s)² / 230m = 1.26 m/s² If the ca**r**is ...1 Answe

**r**s · Science & Mathematics · 02/08/2020Use the equation... i = -Vo/

**R***ln(1 - iR/Vo) i = 7.1, Vo = 32,**R**= 3.2, L = 3, t = ? now transpose equation to make t the subject... plug in the values & t = 1.16 secs1 Answe

**r**s · Science & Mathematics · 13/03/2020T =

**R***C = 5.0 *110 = 0.55 msec 8/51 = 1-e^-k 43/51 = e^-k k = -ln 43/51 = 0.1706 = t/T t = T*0.1706 = 94 μ sec1 Answe

**r**s · Science & Mathematics · 10/03/2020