Manufacturing And Production Technology
Hardness of green sand mould increases with

Increase in permeability
Increase in both moisture content and permeability
Increase in moisture content beyond 6 percent
Decrease in permeability

ANSWER DOWNLOAD EXAMIANS APP

Manufacturing And Production Technology
Which of the following statement is correct about hot machining?

It is used for machining high strength and high temperature resistant materials.
It requires less power than machining metals at room temperature.
All of these
The rate of tool wear is lower.

ANSWER DOWNLOAD EXAMIANS APP