Which of the following statements are correct?
1. Velocity compounded impulse turbine gives less speed and less efficiency
2. For an ideal centrifugal compressor, the pressure produced depends on impeller velocity and diameter.
3. While flowing through the rotor blades in a gas turbine, the relative velocity of gas continuously decreases
4. While flowing through the rotor blades in an axial flow compressor, the relative velocity of air continuously decreases
(A) 1 and 3 (B) 2 and 3
(C) 1 and 4 (D) 2 and 4