In a gating system, the ratio 1 : 2 : 4 represents
A. Sprue base area : runner area : ingate area
B. Pouring basin area : ingate area : runner area
C. Sprue base area : ingate area : casting area
D. Runner area : ingate area : casting area
Answer: Option A
Solution (By Examveda Team)
In a gating system, the ratio 1 : 2 : 4 represents, sprue base area : runner area : ingate area.Related Questions on Manufacturing and Production Technology
The carbide tools operating at very low cutting speeds (below 30 m/min)
A. Reduces tool life
B. Increases tool life
C. Have no effect on tool life
D. Spoils the work piece
The type of reamer used for reaming operation in a blind hole, is
A. Straight fluted reamer
B. Left hand spiral fluted reamer
C. Right hand spiral fluted reamer
D. Any one of these
High speed steel tools retain their hardness up to a temperature of
A. 250°C
B. 350°C
C. 500°C
D. 900°C

Join The Discussion