Mechanical Engineering Objective Questions

91-3-2-1 principle is applied for:

(A) Positioning the fixture

(B) Locating the component

(C) Clamping the component

(D) Selection of grinding wheels

 

92-Box jig containing bushing on two or more sides is called

(A) Latch jig

(B) Channel jig

(C) Indexing jig

(D) Tumble jig

 

93-For drilling abrasives materials ____ drills are used

(A) High speed steel

(B) Tungsten carbide drills

(C) Carbon steel drills

(D) None of the above

 

94-The operation of producing large hole by specially designed tool is known as

(A) Spot facing

(B) Counter boring

(C) Trepanning

(D)Reaming

 

95-Bessemer process is used for producing

(A) Cast iron

(B) Aluminium

(C) Steel

(D) Pig iron

 

96-In a lathe if the tool moves perpendicular to the axis of rotation of the work to produce a flat surface it is known as:

(A) Taper turning

(B) Plain turning

(C) Boring

(D) Facing

 

ANSWERS:

91-(A), 92-(D), 93-(B), 94-(C), 95-(C), 96-(D)