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Centre of Mass

centre-of-mass

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What is the definition of weight and what is the formula used to calculate it?

weight is the force with which gravity pulls down on an object, W= M x G(9.81)

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{"id":935839,"question_id":"200051","created_at":"2017-05-08 15:00:04","updated_at":"2017-05-08 15:00:04","answerTitle":"weight is the force with which gravity pulls down on an object, W= M x G(9.81)","isAnswerCorrect":"1","isAnswerBlank":null,"isInSecondMatchingColumn":null,"sequenceOrder":null,"lang":null,"type":0}

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200087

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What are the 3 features of the COG?

It is the weighted average of all the mass within the body, it is not a fixed point in our body, it can be outside the body

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{"id":936014,"question_id":"200087","created_at":"2017-05-08 15:24:07","updated_at":"2017-05-08 15:24:07","answerTitle":"It is the weighted average of all the mass within the body, it is not a fixed point in our body, it can be outside the body","isAnswerCorrect":"1","isAnswerBlank":null,"isInSecondMatchingColumn":null,"sequenceOrder":null,"lang":null,"type":0}

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200089

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Where is the location of the COG in relation to out body?

When standing the COG is at a level of 56%of your height

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{"id":936025,"question_id":"200089","created_at":"2017-05-08 15:25:07","updated_at":"2017-05-08 15:25:07","answerTitle":"When standing the COG is at a level of 56%of your height","isAnswerCorrect":"1","isAnswerBlank":null,"isInSecondMatchingColumn":null,"sequenceOrder":null,"lang":null,"type":0}

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200091

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What is the relationship between the COG and stability?

in order to stay balanced the COG must be vertically above the base of support. Stability is improved by increasing the area of the base of support and keeping the COG low

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{"id":936030,"question_id":"200091","created_at":"2017-05-08 15:27:12","updated_at":"2017-05-08 15:27:12","answerTitle":"in order to stay balanced the COG must be vertically above the base of support. Stability is improved by increasing the area of the base of support and keeping the COG low","isAnswerCorrect":"1","isAnswerBlank":null,"isInSecondMatchingColumn":null,"sequenceOrder":null,"lang":null,"type":0}

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