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...a = 12.66 m/s^2 A) by v = u + at =>330 = 0 + 12.66 x t =>t = 26.06

**sec**B) Thrust (T) = ∆(mv)/∆t =>T = m x ∆v/∆t =>...1 Answers · Science & Mathematics · 31/05/2020

...vcos54* = 0.59v m/s & Vy = vsin54* = 0.81v m/s Let the apple take t

**sec**to reach the wall, in t**sec**the apple shall also attain a height of (10 - 1.6 =) 8.4...1 Answers · Science & Mathematics · 31/05/2020

a. x + 1= π/2; x= π/2 - 1 period= 2π; half period= π x= π/2 - 1 +/- nπ, n= 1, 2, 3,... b. 3x + π/3= π/2; x= π/18period= 2π/3; half period= π/3x= π/18 +/- nπ/3, n= 1, 2, 3,...

1 Answers · Science & Mathematics · 31/05/2020

V = pi * r^2 * h r = 3 V = pi * 9 * h dV/dt = pi * 9 * dh/dt The depth doesn't matter dh/dt = 0.5 dV/dt = 9 * pi * 0.5 = 4.5 * pi Your calculator can do the rest.

2 Answers · Science & Mathematics · 29/05/2020

Nothing you can do until she gets professional help. She also has to care too, you being frustrated is only the beginning.

3 Answers · Family & Relationships · 28/05/2020

a) angular velocity = d/dt(theta) = 2t + 6 t’2 = 2+6 = 8 rad/

**sec**. b) angular acceleration = 2 + 12 t = 14 rad/**sec**’2. c) at r =0.5 m, angular acceleration = 14 rad/**sec**’2 and tangential acceleration a = r xalpha = 0.5 x14 = 7 m/**sec**’2.1 Answers · Science & Mathematics · 22/05/2020

distance d = V*t+a/2*t^2 = 16*10+2.21/2*10^2 = 271 m final speed Vf = Vi+a*t = 15+1.37*8 = 26.0 m/

**sec**4 Answers · Science & Mathematics · 21/05/2020

1) This is going to sound very cruel - but whether your son is disabled or not he should not be going out with his friends during this time. Yes, I do agree with the sister about locking him out. She does...

14 Answers · Family & Relationships · 16/05/2020

4. Li = m2 v R/ 4 m2*v*R/4 = (½*m1*R² + m2*(R/4)²)*w for m1=m2=m, mass cancels; R somewhat cancels v/4 = (R/2 + R/16)*w 4v = (8R+R)*w = 9Rw w = 4v / 9R for v=6 R=12 w = 4*6 / 9*12...

1 Answers · Science & Mathematics · 13/05/2020

At any point after engine shutoff, KE + GPE = constant ½mv² - GmM/R = k and if we divide through by the rocket's mass m we get v²/2 - GM/R = k' and so when comparing two different states the mass is irrelevant. at 160 km...

1 Answers · Science & Mathematics · 12/05/2020

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