1. grey cast iron, low carbon steel, wrought iron
2. low carbon steel, grey cast iron, wrought iron
3. wrought iron, low carbon steel, grey cast iron
4. wrought iron, grey cast iron, low carbon steel
grey cast iron, low carbon steel, wrought iron
1. nickel, chromium and manganese
2. tungsten, molybdenum and phosphorous
3. lead, tin, aluminum
4. zinc, sulphur, and chromium
nickel, chromium and manganese
1. less man the vapor pressure over the plane surface
2. equal to the vapor pressure over the plane surface
3. greater than the vapor pressure over the plane surface
4. zero
less man the vapor pressure over the plane surface
1. 50 : 50
2. 40 : 60
3. 60 : 40
4. 10 : 90
10 : 90
1. 70% copper and 30% zinc
2. 90% copper and 10% tin
3. 85-92% copper and rest tin with little lead and nickel
4. 70-75% copper and rest tin
90\% copper and 10\% tin
1. 50 : 50
2. 40 : 60
3. 60 : 40
4. 20 : 80
60 : 40
1. 70% copper and 30% zinc
2. 90% copper and 10% tin
3. 85-92% copper and rest tin with little lead and nickel
4. 70-78% copper and rest tin
85-92\% copper and rest tin with little lead and nickel
1. nickel, copper and iron
2. nickel, copper and zinc
3. copper, nickel and antimony
4. iron, zinc and bismuth
nickel, copper and iron
1. nichrome
2. invar
3. magnin
4. elinvar
nichrome
1. 63 to 67% nickel and 30% copper
2. 88% copper and 10% tin and rest zinc
3. alloy of tin, lead and cadmium
4. malleable iron and zinc
63 to 67\% nickel and 30\% copper