The minimum liquid rate to be used in an absorber corresponds to an operating line
A). Of slope = 1
B). Ofslope = 0.1
C). Tangential to the equilibrium curve
D). None of these
2. Reduction reaction involves the
3. Steel is welded using the __________ flame.
4. Two stroke engine compared to a four stroke engine has
6. The speed of sound will be maximum in
7. Duralumin is an alloy of aluminium and copper. Percentage of copper in duralumin is
9. High __________ of cast iron makes it suitable for use in machine beds.
10. Improvement in mechanical properties of metals in its hot working is due to the grains