51114
Pregunta 1
Pregunta
What is a Moment or Moment of a Force?
Respuesta
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The time taken for something to turn.
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The turning effect of a force.
Pregunta 2
Pregunta
How do you calculate a Moment?
Respuesta
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Moment = Force x Distance from Pivot Nm or Ncm= (N) (m or cm)
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Moment = Mass x Gravity (N) = (kg) x (10)
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Moment = Force / Area
Pregunta 3
Pregunta
In a test, if you are given mass instead of force what do you need to do?
Respuesta
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Turn it into Weight
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Turn it into Pressure
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Turn it into Height
Pregunta 4
Pregunta
A girl is trying to unscrew a nut using a spanner.
State TWO ways of increasing this turning effect
Respuesta
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Use a shorter hammer
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Use a longer hammer
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Turn the spanner the other way
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Use a bigger force
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Use a heavier spanner
Pregunta 5
Pregunta
If a spanner is 30cm long and you are putting a force of 100N on it, what is the moment?
Respuesta
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3000Ncm
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3000Nm
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300Ncm
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