Refractory Bricks Resist

Q16: The compressive and tensile strength of cast

Q17: Maximum water absorption permitted on class AA

Q18: Non-ferrous Materials<br>A)Market form of copper is/are<br>B)ingots<br>C)sheets<br>D)tubes

Q19: Thickness of web of hollow bricks should

Q20: Purest form of iron is<br>A)pig iron<br>B)cast iron<br>C)wrought

Q21: The property of metal enabling it to

Q22: The compressive strength of high duty bricks

Q23: To check the size of brick number

Q24: Carbon content in wrought iron is<br>A)0.15%<br>B)0.25 to

Q26: The ratio of tensile strength to compressive