The Mechanics of Human Movement |
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Page 66
... linear momentum is the product of mass and linear velocity , the quantity we want is contained in angular momentum : the product of moment of inertia and angular velocity . In a similar way we note that angular im- pulse the factor ...
... linear momentum is the product of mass and linear velocity , the quantity we want is contained in angular momentum : the product of moment of inertia and angular velocity . In a similar way we note that angular im- pulse the factor ...
Page 88
... Conservation of Angular Momentum Mutual forces acting between component parts of a body , or of a system of bodies , have already been shown to have no effect on the linear momentum of the system as a whole ; i.e. on the motion of its ...
... Conservation of Angular Momentum Mutual forces acting between component parts of a body , or of a system of bodies , have already been shown to have no effect on the linear momentum of the system as a whole ; i.e. on the motion of its ...
Page 105
... linear momentum but not his total angular momentum about O. In ( b ) , R can still help to cancel linear momentum , and the turning- moment of W about O can remove angular momentum if the landing is skilfully made . In all satisfactory ...
... linear momentum but not his total angular momentum about O. In ( b ) , R can still help to cancel linear momentum , and the turning- moment of W about O can remove angular momentum if the landing is skilfully made . In all satisfactory ...
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Common terms and phrases
acceleration angular velocity apparatus applied arms attitude axes axis of momentum axis through G axle backward body-weight body's bring G central axis centre of mass circular path component constant diagram displacement distance downward driving eccentric contraction eccentric force equal and opposite example Experiment extended body foot force acting force exerted forward free fall friction ground ground-reaction gymnast gymnastic vault horizontal human movement increase inertia kg wt kinetic energy lb wt limb line of action linear linear momentum local angular momentum mechanical moment of inertia motion of G nutation opposite sense particle pendulum performance pole pole bends position posture-change poundals principal axis reaction realise reduced remote angular momentum remote form resistance rest resultant right-angles rigid body rotary effect rotary impulse rotary motion speed straight stride swing take-off tion torque trampoline transverse axis turning-moment turntable upward force vault vaulter vector vertical weight wheel