A. Decrease
B. Increase
C. First decrease and then increase
D. First increase and then decrease
May 20, 2022
MCQs Master
A. It reduces heat transfer area
B. More thinner tubes can be used
C. Pressure drop is reduced
D. It makes condenser compact
May 20, 2022
A. Straight run gasoline
B. Platinum reformed gasoline
C. Catalytical cracked gasoline
D. Polymer gasoline
May 20, 2022
A. Precipitation of fine alloy carbides at high temperatures
B. Refinement of ferrite grain size by working
C. Decomposition of retained austenite upon heat treatment
D. Precipitation of complex inter-metallic upon heat treatment
May 20, 2022
A. Facilitates by-products recovery
B. Takes 2-3 days for coking of coal but requires no external fuel for heating
C. Gives larger yield of coke (around 85%) as compared to by-product ovens
D. Produces coke with very poor strength
May 20, 2022
A. 2.73
B. 28.3
C. 27.3
D. 2.83
May 20, 2022
A. 50
B. 1000
C. 2000
D. 5000
May 20, 2022
A. Filling nitrogen under pressure in the stem
B. Increasing the diameter of the tube
C. Using steel tube in place of glass tube
D. Accounting for the tube expansion
May 20, 2022
A. 3-4
B. 8-10
C. 15-17
D. 20-25
May 20, 2022