Material 7608

The inner radius of the oven is r1 = 15cm the outer radius r2 = 20cm, the length of the oven is = 227cm. Can one person take it if it has a material density of 2.8 g / cm cubic?

Correct answer:

m =  349.4394 kg

Step-by-step explanation:

r1=15 cm r2=20 cm v=227 cm  h=2.8 g/cm3  S=π r22π r12=3.1416 2023.1416 152549.7787 cm2 V=v S=227 549.7787124799.7682 cm3  m1=h V=2.8 124799.7682349439.3509 g  m=m1 kg=m1:1000  kg=349439.3509:1000  kg=349.43935 kg  m>100 kg

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