Term
What is angular displacement measured in? |
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Definition
Angular displacement is measured in radians. ∏ radians = 180 °C since 360°C = 2∏ 1 rad = 57.3°C angular displacement = length of arc radius |
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Term
State Newtons first law of motion. |
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Definition
| An object will remain at rest or in a constant state of uniform motion (at a constant speed in a straight line) unless it is acted on by a circular force. |
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Term
| what is the difference between centripetal and centrifugal forces? |
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Definition
| centripetal forces are directed towards the centre of teh circle, whereas centrifugal forces are directed towards the ouytside of the circle.(away from the centre) |
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Term
waht is the equation for centripetal force and therefore centripetal acceleration? |
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Definition
centripetal force=mv2 r centripetal acceleration = v2 r |
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