Consider the following arrangements in multistage centrifugal pump and select the correct option.
1. Impellers are connected in series to produce high head.
2. Impellers are connected in parallel to discharge a large quantity of liquid.
1
Both 1 and 2 are true.
2
1 is true and 2 is false.
3
1 is false and 2 is true.
4
Both 1 and 2 are false.