Workshop Technology
When more volume of acetylene and less volume of oxygen is supplied, then a ___ flame is obtained.

None of the listed here
Neutral
Carburising
Oxidizing

ANSWER DOWNLOAD EXAMIANS APP

Workshop Technology
A jolt machine is used to

Produce uniform sand hardness throughout the mould
Ram the sand harder at the back of the mould and softer on the pattern face
Produce uniform packing of sand in the mould
Ram the sand harder at the pattern face with decreasing hardness towards the back of the mould

ANSWER DOWNLOAD EXAMIANS APP