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Find the center of mass of a 50-cm long rod, made of 25 cm of iron (density 9 g/cm3) and 25 cm of aluminum (density 3.2 g/cm3). Express the location of the center of mass as measured from the left of the
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24 votes
24 votes
Find the center of mass of a 50-cm long rod, made of 25 cm of iron (density 9 g/cm3) and 25 cm of aluminum (density 3.2 g/cm3). Express the location of the center of mass as measured from the left of the rod, assuming that the iron part of the rod is on the left and the aluminum part is on the right.

User Kaslico
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1 Answer

15 votes
15 votes

Answer:

The center of mass is at -1.58 cm, that is towards the left of the origin, or towards the copper end.

Step-by-step explanation:

Given information: Let the length of the rod is 2l = 100cm

User Karephul
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