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2 days ago

What is the mass of a cylinder of lead that is 1.80 in in diameter, and 4.12 in long. the density of lead is 11.4 g/ml?

Physics

2 answers:

Maru [2.3K]2 days ago

7 0

Response: The lead cylinder weighs 1,995.898 g.

Clarification:

The radius of the cylinder, r = $\frac{Diameter}{2}=\frac{1.80 inches}{2}=0.9 inches$

Height of the cylinder, h = 4.12 inches

Cylinder volume: $\pi r^2h=3.14\times (0.9 inches)^2\times 4.12 inches=10.47 inches^3$

$inches^3=16.3871 ml$

Cylinder volume in ml= $10.47\times 16.3871 ml=171.57 ml$

Density of the lead in the cylinder = 11.4 g/ml

$density=\frac{Mass}{Volume}$

$Mass=11.4 g/ml\times 171.57 ml=1,955.898 g$

Thus, the lead cylinder's mass is 1,995.898 g.

Ostrovityanka [2.2K]2 days ago

5 0

1950 g This is the result of lead being spread out in kilograms

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