MCQs is one of the best ways to test a student’s comprehension of a concept. Academic Task subject experts have prepared these Chemical Engineering Question and Answers MCQs based on current trends and practices. These Chemical Engineering MCQs with answers cover all areas of Chemical Engineering. Furthermore, it will be beneficial for competitive examinations and tests (PPSC Test, FPSC Test
41. Broaching tools are usually made of____________________?
B. High speed steel
C. Tungsten carbide
42. The main reducing agent in iron blast furnace is____________________?
A. Carbon dioxide
B. Carbon monoxide
43. Magnetic permeability of iron is increased by its_____________________?
B. Alloying with cobalt
D. Alternate heating & cooling
44. The escape velocity of a body on earth which is independent of its mass is about ______________________ km/second?
45. Factor of safety is the ratio of the ___________________ stress to the working stress?
46. Shaft/rotor speed is most accurately measured by a_________________?
A. Frequency counter
47. Addition of small amount of ________________ to grey cast iron is done to produce nodular grey cast iron ?
48. Which of the following is the most suitable material of construction for the condenser tubes, where the cooling medium is brine (salty water) ?
D. Stainless steel
49. There are one octahedral void and ______________ tetrahedral void in the closest packing of atoms ?
D. None of these
50. Temper brittleness of a material can be fairly detected by the ________________ test ?
B. Notched bar impact