The Compressive Strength of High Duty Bricks Should Be More

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

Q23: To check the size of brick number

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

Q25: Refractory bricks resist<br>A)high temperature<br>B)chemical action<br>C)action of frost<br>D)all

Q26: The ratio of tensile strength to compressive