Chemical Engineering Exam Quiz - Set 06 Chemical Engg. Quiz Quiz Questions - Set 06 01. Which of the following is the most effective inhibitor of grain growth, when added in small quantity in steel? (A) Manganese (B) Vanadium (C) Cobalt (D) Copper 02. Kinematic viscosity of water as compared to that of air is (A) More (B) Same (C) 15% more (D) 15% less 03. On increasing the yield strength of a steel from 450 to 650 MPa, its __________ will increase. (A) Ultimate tensile strength (UTS) (B) Modulus of toughness (C) Percent elongation (D) Modulus of resilience 04. Magnesium addition to cast iron increases its (A) Corrosion resistance (B) Creep strength (C) Ductility and strength in tension (D) Hardness 05. The ultimate strength in tension for steel is __________ times the ultimate strength in shear. (A) 0.5 (B) 0.9 (C) 1.5 (D) 2.5 06. Pick the odd man out. (A) Austempering (B) Martempering (C) Cyaniding (D) Parkerizing 07. The minimum temperature to which the water can be cooled in a cooling tower is the __________ temperature of air. (A) Ambient (B) Dry bulb (C) Dew point (D) Wet bulb 08. Austenite is not (A) Ductile (B) Malleable (C) Magnetic (D) Soft 09. Percentage of gauge is maximum in the ore of (A) Iron (B) Gold (C) Zinc (D) Copper 10. Which is the most suitable joint for the pipes, with are laid submerged under water, where the bottom of the river bed is uneven? (A) Collar joint (B) Flexible joint (C) Flanged joint (D) Expansion joint 11. Titanium can be easily welded using __________ welding. (A) Submerged arc (B) TIG (C) Shielded metal arc (D) Electroslag 12. Main alloying element in Elinvar used in precision instruments, hair springs for watches etc. is (A) Chromium (B) Nickel (C) Zinc (D) Aluminium 13. Draught produced by a tall chimney due to density difference between hot flue gas inside the Chimney and atmospheric air outside the chimney is more appropriately known as the __________ draught. (A) Natural (B) Induced (C) Forced (D) Chimney 14. Addition of __________ in steel can help in increasing the depth of hardness. (A) Nickel (B) Chromium (C) Vanadium (D) Tungsten 15. Pick out the wrong statement. (A) Partnership is suitable for medium size business (B) A certain minimum of subscription of capital is required for legally starting a business in a Public Limited Joint Stock Company (C) Public Limited Joint Stock Company is legally bound to issue prospectus after registration (D) A small scale industry is the one, which has a minimum capital investment of Rs. 50 lakhs and maximum 100 lakhs Submit Test Next Quiz Tests: Set 01 Set 02 Set 03 Set 04 Set 05 Set 06 Set 07 Set 08 Set 09 Set 10 Set 11 Set 12 Set 13
