A metre stick is balanced on a knife edge at its centre. When two coins, each...

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A metre stick is balanced on a knife edge at its centre. When two coins, each of mass 5 g are put one on top of the at the 12.0 cm mark, the stick is found to be balanced at 45.0 cm. What is the mass of the metre stick? 15. 0cm 0cm 12cm 33cm 10g 50cm 5cm, 45cm 50cm 100cm 100cm A metre stick is balanced on a knife edge at its centre. When two coins, each of mass 5 g are put one on top of the at the 12.0 cm mark, the stick is found to be balanced at 45.0 cm. What is the mass of the metre stick? 15. 0cm 0cm 12cm 33cm 10g 50cm 5cm, 45cm 50cm 100cm 100cm