D:-Actual size
Correct Answer:- Option-D
Question39:-Ratchet stop in the micrometer help to .....7
A:-Lock the spindle
B:-Control the pressure
C:-adjust zero error
D:-Hold the jobs
Correct Answer:- Option-B
Question40:-A file used for filing narrow slots notches and groovesis a .....7
A:Knife edge file
B:-Half round file
C:-Flat file
D:-Mill file
Correct Answer:- Option-A
Question41:-Leveling bolts are used ‏اذ‎
‎⋅ porting the load for machine
:-Rigidity of machine
C:-Adjusting the height of machine
D:-None of these
Correct Answer:- Option-C
Question42:-The sensitivity of precision spirit level is?
A:-0.02 to 0.05 / 100 mm
B:-0.02 to 0.05 / 1000 mm
£:-0.02 6 0.05 / 200 mm
D:-0.02 to 0.05 / 500 mm
Correct Answer:- Option-B
Question43:-For cutting hard material ..... pitch blade is recommended?
A:-10
B:-25
C:-18
D:-14
Correct Answer:- Option-D
Question44:-Cast iron is used for manufacturing machine beds because?
A:-lt can resist more compressive stress
B:-It is heavy in weight
C:-It is a cheaper metal
D:-ltis a brittle metal
Correct Answer:- Option-A
Question45:-Desirable hardness in a file is generally?
A:-30 HRC
B:-45 HRC
C:-60 HRC
D:-80 HRC
Correct Answer:- Option-C
Question46:-Carbide tipped tool used for tuming hard material is provided?
A:-Side rack angle
B:-Zero rack angle
C:-Positive rack angle
D:-Negative Rack angle
Correct Answer:- Option-D
Question47:-The plug gauge with go and nogo ends ೧೧ the same side of the gauge is .....7
A:-Double ended plug gauge
B:-Progressive plug gauge
C:-Adjustable plug gauge
D:-Fixed type plug gauge
Correct Answer:- Option-B
Question48:-Extension rods of inside micrometer are made of?
A:-Steel with 800 H.V
B:-In side micrometer