The blades of a centrifugal impeller are said to be curved forward, if the __________ of the motion of impeller blades.

inlet tip of a blade curves in a direction opposite to that

outlet tip of a blade curves in a direction opposite to that

inlet tip of a blade is towards the direction

outlet tip of a blade is towards the direction

The blades of a centrifugal impeller are said to be curved forward, if

1.	The blades of a centrifugal impeller are said to be curved forward, if the __________ of the motion of impeller blades.
A.	inlet tip of a blade curves in a direction opposite to that
B.	outlet tip of a blade curves in a direction opposite to that
C.	inlet tip of a blade is towards the direction
D.	outlet tip of a blade is towards the direction
Answer» E.