1.

The power required by an agitator operating in a gas-sparged system is

A. lesser than the power required by an impeller in operating at same speed in a gas free system
B. more than the power required by an impeller in operating at same speed in a gas free system
C. same as the power required by an impeller in operating at same speed in a gas free system
D. none of the above
Answer» B. more than the power required by an impeller in operating at same speed in a gas free system


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