Twenty seven solid iron spheres, each of radius r and surface area S are melted to form a sphere with surface area S'. Find the (1) radius r' of the new sphere. (ii) ratio of S and S.
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Answer:
ii is the correct answer
Step-by-step explanation:
நபலைவறேநளஏறநஐறமவைனநளஏநளனஐறதஐதழஐறஐநபறஐறபநஐறநமஐனநளஐனநமஐநளனஐறமஙஐநமறஐனநமஐநளஐறநளஏநளறஐநளனஏநளனஐனமநஐமநனஐநமறஐறளநஐநளறஐநலநளலனபளஔநமனஐறமஙஐறகபஏதறபஓதறபஐறதழஏறநமஏநபறஐறஙஐஐநமஐறஙனஐநமநளனஔனநமஐறநமஔறநமஏநமஐனநமஐனநமஐபமனஐனபமஐனநளஐனநளஔனநறஐஐயசரஐனமஏநமஐனஙஐநயஐனறமநஐநமஔநனமஔனவளஓரவளஔநறநனயனநயஐஐநயஐநஔனறநஔநமனஐமனநஐநளஐமநஐ
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