1.8 Centre of mass

Question	Answer
What is the centre of mass of an object?	The point at which the mass if the object may be thought to be concentrated
Describe how to find the centre of mass of a thin, irregular sheet of material	Suspend the thin sheet from a pin held in a clamp stand Because it is freely suspended, it's able to turn When it comes to rest, hand a plumbline from the same pin Mark the position of the plumbline against the sheet Hang the sheet with the pin at another point and repeat the procedure The centre of mass is where the lines that marked the position of the plumbline cross
If freely suspended, an object will come to rest. Where will its centre of mass be?	Directly below the point of suspension
Where is the centre of mass of a symmetrical object?	Along the axis of symmetry
What does the time period of a pendulum depend of?	Its length

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	Created by Anisha Rai about 8 years ago