A hollow cylinder pipe, open at both ends, ism thick and has external – InterviewSolution

1.	A hollow cylinder pipe, open at both ends, ism thick and has external diameter of 10 cmfind the mass of 49 cm long pipe if mass of1 cm3 of metal is 8 grama) 3.144 kgc) 32.350 kgb) 11.088 kgd) 143.431 kg
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