Math, asked by gaurneha26, 1 year ago

the inner diameter of a metallic tube of density 7 gram per cubic metre is 2.5 CM the thickness of the tube is. 29 cm find the weight of the tube if it is of length 30 cm

Answers

Answered by Amanyadavboy
1
Radius of tube = 2.5+29
=31.5
So
Volume = πr*2h
(22÷7)×31.5×31.5×30
=93555
Weight =volume ×density
=93555×7
=654885g
=654.885kg
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