Rotational Motion

Description

Mind Map on Rotational Motion, created by ankitha_g on 18/09/2014.
ankitha_g
Mind Map by ankitha_g, updated more than 1 year ago
ankitha_g
Created by ankitha_g over 9 years ago
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1

Resource summary

Rotational Motion
  1. Center of Mass
    1. Σmixi/M
    2. Linear Momentum
      1. p = mv
        1. [M1L1T-1]
          1. kgm/s
          2. Angular Velocity
            1. ω = dθ/dt
              1. the rate of change of angular displacement
                1. rad/s
                  1. [T-1}
                  2. Torque
                    1. a force that tends to cause rotation
                      1. τ = r x F
                        1. Nm
                          1. [ML2T-2]
                          2. Angular Momentum
                            1. the quantity of rotation of a body, which is the product of its moment of inertia and its angular velocity
                              1. l = rp
                                1. [ML2T-1]
                                  1. kgm2/s
                                  2. Couple
                                    1. a pair of equal and opposite forces with different lines of action
                                    2. Center of Gravity
                                      1. the point where the total gravitational torque = 0
                                        1. Gravitational Torque
                                          1. τ(g) = Στ(i) = Σmiri
                                        2. Moment of Inertia
                                          1. I = Σrixi^2
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