Related Questions

The relation between tool life (T) and cutting speed (V) is VTn = Constant. In this relation, the value of n depends upon
A Work material
B Tool material
C Working conditions
D Type of chip produced
Smoking tells upon our body .Here 'tell upon' means ____ .
A benefits
B harms
C indicates
D strengthens
A closely coiled helical spring is acted upon by an axial force. The maximum shear stress developed in the spring is $$\tau $$. The half of the length of the spring if cut off and the remaining spring is acted upon by the same axial force. The maximum shear stress in the spring in new condition will be
A $$\frac{\tau }{2}$$
B $$\tau $$
C $$2\tau $$
D $$4\tau $$
The humidity of air depends upon-
A Weather
B Location
C Temperature
D All of the above
Intrauterine development of brain depends upon
A Folic acid
B Vitamin B12
C Zinc
D Iodine
E Vitamin C
Flank wear depends upon the
A hardness of the work and tool material at the operating temperature
B amount and distribution of hard constituents in the work material
C degree of strain hardening in the chip
D none of the mentioned
The specific cutting energy used for establishing the machinability of the metal depends upon its
A coefficient of friction
B micro-structure
C work hardening characteristics
D all of the mentioned
The size of a cam depends upon
A base circle
B pitch circle
C prime circle
D pitch curve
Cam size depends upon
A base circle
B pitch circle
C prime circle
D outer circle
The pressure angle of a cam depends upon
A offset between centre lines of cam and follower
B lift of follower
C angle of ascent
D all of the mentioned

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