1722Mechanical EngineeringMedium
Brass contains________?
A70% copper and 30% tin
B85-92% copper and rest tin with little lead and nickel
C90% copper and 10% tin
D70% copper and 30% zinc
E70-75% copper and rest tin
Correct answer
D. 70% copper and 30% zinc
Explanation
The correct answer is 70% copper and 30% zinc.