60) A better machinable metal is one which gives
Answer is:
lower chip-tool contact area and larger shear angle
Related Production Engineering MCQ with Answers
Answer is:
all of these
Explanation:
The specific cutting energy used for establishing the machinability of the metal depends upon its
* coefficient of friction
* microstructure
* work hardening characteristics
Answer is:
all of these
Explanation:
The factor considered for evaluation of machinability is
* cutting forces and power consumption
* tool life
* type of chips and shear angle