A. Aqueous ammonia
B. Beer
C. H2SO4 (95%)
D. Phosphoric acid (95%)
Related Mcqs:
- Glass lined vessels are not used for handling/storing__________________?
A. Dilute H2SO4
B. Dilute HNO3
C. Dilute HCl
D. Hydrofluoric acid - Brass tubes are used in the manufacture of tubes of evaporators used in sugar and salt industries, mainly because of its ______________________?
A. High co-efficient of thermal expansion
B. Low thermal conductivity
C. High corrosion resistance
D. All A., B. and C. - Brass is an alloy of____________________?
A. Nickel and tin
B. Copper and zinc
C. Tin and lead
D. Copper, nickel and zinc - Which of the following alloy steels has the energy saving properties making it suitable for use in electrical machines ?
A. Silicon steel
B. Chromium steel
C. Molybdenum steel
D. None of these - Cast iron vessels are not suitable for the storage of_________________?
A. Freon
B. H2SO4 (95%) at room temperature
C. H2SO4 (fuming)
D. Wet SO2 - Most suitable material for high pressure vessel operating at 500 atm. and 500° C is__________________?
A. Molybdenum stainless steel
B. 18/8 stainless steel
C. Mild steel
D. High silicon iron (14% Si) - Addition of 2% nickel in steel makes it suitable for making ___________________?
A. Electronic valves
B. Boiler plates, rivets etc.
C. Turbine blades
D. Connecting rod - Aluminium alloy is one of the most suitable materials of construction for aircrafts mainly due to its___________________?
A. High strength to weight ratio
B. Low temperature strength properties
C. Its ability to be cast, rolled, forged & stamped
D. High strength and corrosion & oxidation-resistance at elevated temperature - Most suitable material of construction for the storage of concentrated nitric acid is__________________?
A. Cast iron
B. Monel
C. Karbate
D. Aluminium or chromium alloys (Cr > 18% for cold acid) - Which of the following would not be a suitable material of construction for handling aqueous hydrofluoric acid (HF) at 100°C ?
A. Monel
B. Stainless steel
C. Graphite
D. Kel-F and Teflon
