Question

With the use of which pump water can be pumped into the hydrogen-control tank?

(a) One unit proportionating pump

(b) Two-unit proportioning pump

(c) Three-unit proportioning pump

(d) None of the mentioned

Answer 1

Correct option is (b) Two-unit proportioning pump

Best explanation: With the use of a two-unit proportioning pump, water can be pumped into the hydrogen-control tank to bring it back to pressure and thus make up for the hydrogen consumed in the reaction.