5. the laws of motion 5.1 the concept of force5.2 newton’s first law and inertial frames5.3...
Post on 23-Dec-2015
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Measuring the Strength of a Force
Because forces are vector quantities, you must use the rules of vector addition to obtain the net force acting on an object.
EXAMPLE : Atwood’s MachineDetermine the magnitude of the acceleration of the two objects
and the tension in the lightweight cord.
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