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Posted: **Mon May 23, 2022 10:15 am**

: 3 A What Is Meant By The Term Angular Velocity 2 What Units Are Used To Measure It B Calculate The Angular Velocit 1 (31.99 KiB) Viewed 12 times

: 3 A What Is Meant By The Term Angular Velocity 2 What Units Are Used To Measure It B Calculate The Angular Velocit 2 (38.34 KiB) Viewed 12 times

: 3 A What Is Meant By The Term Angular Velocity 2 What Units Are Used To Measure It B Calculate The Angular Velocit 3 (44.77 KiB) Viewed 12 times

: 3 A What Is Meant By The Term Angular Velocity 2 What Units Are Used To Measure It B Calculate The Angular Velocit 4 (23.2 KiB) Viewed 12 times

3 ) a) What is meant by the term angular velocity? 2 What units are used to measure it? b) Calculate the angular velocity of the daily rotation of the Earth. 2 c) 2 Calculate the linear velocity of the Earth around the sun, assuming that the mean distance of the Earth from the Sun is 1.5x 10km. d) What is meant by centripetal acceleration? 2 Give the formula and Sl units for centripetal force. e) What is the centripetal force acting on a man standing on the Equator? 2 Assume that his mass is 100 kg and that the radius of the Earth is 6.4 x 10 m.
Trigonometry and Algebra b Sin 8 Sin A Sinc For a right angle triangle, c = a + b2 For all triangles c? = a + b2 - 2 a b Cos C Cose + Sin e = 1 Differentiation d(ax"=0) = nax-1 Integration Sax"dx = **1 ***1 +C dx ac If a x2 + bx+c=0 then -bt X = Za Motion Force = mass x acceleration Potential Energy = mgh Kinetic Energy = mv Work = Energy Power is rate of work Momentum = Mass x Velocity Impulse = Force x Time Acceleration due to gravity (9) = -9.8 ms? w = 2 T f = (2T)/T Moment of Inertia for a point mass, I =mr Moment of Inertia for disc, I amr? Moment of Inertia for a sphere, I amr Moment of Inertia for a rod pinned at one end I am Moment of Inertia for a rod pinned in the middle I am For a set of masses rotating on the same shaft, I = 1,+ 12+13+14 Acceleration due to gravity (g) = -9.8 ms?
Linear Angular 0 S V w a a dw Q V = u + at w = wo + at V = u' + 2as w = wo" + 2a0 s = ut + zat? 0 = Wot + Wat" S = 1 (u + v)t = /2 (Wow, t dv das d2e dt dt2 dt dt2 Mass m Moment of Inertia I (kg m) F = ma (N) Torque T (Nm) = Fr= la E (Joules) = m v? E (Joules) = 1 w Momentum p = mv (kgms L= I w (kg m?s') ) Power P (Watts) = Fv (N P (Watts) = T W (Nms') ms) Impulse = A (mv) = F At Δ( Ιω) = ΤΔt SHM Period is T = 2n JĘ for as a pendulum, or T = 21 vete for a mass spring system. k is the stiffness of a spring, or the force required to give unit extension.
Electricity V=IR Power = VI R = R1 + R2 + R3 1 + 1+1 R: R2 R3 R Capacitors Area > Permittivity C= Gap Size AQ = 1 At Q=VC C Charge- Volts Energy = Work = QV Capacitor charging V = V.(1 - IT #ek Time Constant C= RC Vo R e RC Waves v = fx The phase difference o = 27 ) y = A sin wt or y = A sin 20 ft y = A sin 217(f. -5)