Monte catini process is used for the manufacture of
Options
A. nitric acid
B. phosphoric acid
C. urea
D. calcium ammonium nitrate (CAN)
Correct Answer
urea
More questions
1. In case of design of a shell and tube heat exchanger,
Options
A. minimum cleaning lane of 6.5 mm is provided, when tubes are on a square pitch.
B. minimum tube sheet thickness (in which tubes are fixed) is equal to the O.D. of the tube upto 15 mm tube diameter; and for > 15 mm tube diameter, tube sheet thickness is smaller than tube diameter.
C. O.D. of the tube is 6 to 40 mm while the tube lengths used are 0.5, 2.5, 3.0, 4.0, 5.0, 6 metres.