Question

and Auditor in his report mentioned that the cost of railway department is expensive which property of iron made the cost high​

Answer 1

The property of iron which made the cost is the tensile strength of iron.

● Iron – One of the parts of steel, and the go-to metal for instrument and weapon producers all through the ages, iron finishes the rundown of the world's most grounded metals.

● Cast iron scores around 5 on the Mohs scale, and its yield and rigid qualities are around 246 and 414 Mpa separately.

Answer 2

Answer:

The property of iron which made it cost high is it's high tensile strength and that with right composition, it can form an alloy, steel. Iron is used to make steel which has better tensile strength and hardness.

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