Bronze is an alloy of copper and ........

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RRB TC CC Exam (Mumbai) 2006 click here to view all questions

Bronze is an alloy of copper and ........

Anickel

Btin

Czinc

Daluminium

Akilesh Kharvi ? Nov 12 '2016 at 14:58

Answer is : tin

Bronze primarily contian copper and tin
Bronze is an alloy consisting primarily of copper, commonly with about 12% tin and often with the addition of other metals (such as aluminium, manganese, nickel or zinc) and sometimes non-metals or metalloids such as arsenic, phosphorus or silicon.

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When 1 Kg of a liquid is converted from liquid to vapour, the absorbed heat is called

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RRB ASM Exam (Bhubaneshwar) 2009 click here to view all questions

When 1 Kg of a liquid is converted from liquid to vapour, the absorbed heat is called

Alatent heat of vaporisation

Blatent heat of fusion of ice

Clatent heat of sublimation

DNone of these

Nithin K ? Apr 28 '2018 at 22:14

Correct Answer: A [latent heat of vaporisation]

Explanation:

The specific latent heat of vaporisation of a liquid is the heat energy needed to change 1 kg of the material in its liquid state at its boiling point to 1 kg of the material in its gaseous state, and that released when 1 kg of vapour changes to 1 kg of liquid

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