Workshop Technology
The directional solidification in casting can be improved by using

Chills and chaplets
Chills and padding
Chills, chaplets and padding
Chaplets and padding

ANSWER DOWNLOAD EXAMIANS APP

Workshop Technology
Shift is a casting defect which

Occurs as sand patches on the upper surface of a casting
Results in a mismatching of the top and bottom parts of a casting
Results in general enlargement of a casting
Occurs near the ingates as rough lumps on the surface of a casting

ANSWER DOWNLOAD EXAMIANS APP