Alloy Containing 70% Nickel and 30% Copper Is Known as

Q15: Shell patterns are often used for<br>A)pipe work<br>B)bends<br>C)drainage

Q16: Shaving of die casted parts is the

Q17: A blast furnace operates continuously for<br>A)weeks together<br>B)days

Q18: The solidification shrinkage of magnesium alloys is

Q19: A pit furnace can be used for

Q20: Which of the following cast iron is

Q22: Which of the following is a screen?<br>A)Shovel<br>B)Slick<br>C)Riddle<br>D)Rearner

Q23: Pure iron melts at 1500°C. Presence of

Q24: The lower portion of the moulding flasks

Q25: Which of the following operations improve wear