T/R S-1

TURNER THEORY SEM I JULY15 QUESTIONS

JUL2015 TURNER SEM I THEORY

The shape on an information sign is..
A circular   B triangular   C square     D oval

Among the below colour which colour is used for prohibition sign?
A White symbol on blue background
B Yellow back-ground with black border and symbol
C White symbols on green back ground
D Red bolder and cross bar. black symbol on white back arounds

The best method to avoid accident is ............
A By wearing safety equipment
B By absorbho safety precautions reiat to a job machine and working place
C Doing things in one s own way
D Doing things which a highty skilied worker practice

Which one of the following fire extinguish; Is suitable for a live electrical fire?
A Haion
B Water
C Foam
D Liquified chemical

The straight shank drill is held in the main spindle of drilling machine by.......
A Floating holder
B Collet
C Chuck
D Sleeve

Bar type tap wrench is........
A not possible to holding large diameter taps
B more suitable for large diameter taps
C not suitable to adjust the jaws
D suitable for threading holes in restricted places

Centre punch angle of point is ....
A 30°   B 45°    C 60°  D 90°

Which one is to be used to start the tapping?
A Taper tap    B Plug tap   C Second tap  D Machine tap

A new hacksaw blade after a few strokes  becomes loose .because of.........................
A stretching of the blade
B wing nut thread being worn out
C wrong pitch of the blade
D proper selection of the set of jaws

The hacksaw frame in which more than one standard size of blade can be fitted is called...
A fixed hacksaw frame                   B tubular hacksaw frame
C adjustable hacksaw frame           D deep cutting hacksaw frame

Which one of following mechanical properties enables a metal to be made into thin sheets?
A Toughness      B Hardness     C Ductility    D Malleability

At the end of the cutting with a hacksaw the cutting pressure should be ....
A Less     B High   C Normal     D Very high

Which is a reason for manufacturing grey cast iron by lathe bed?
A   can withstand compressive ioad       B   can with stand tensile load
C   difficult to machine ability               D   to brake sudden shock

Name the mechanism for moving and controlling the carriage parts.
A Feed mechanism   B Apron   C Carriage   D Top slide

What should be used to move the carriage manually?
A  Cross slide    B  Carriage hand wheel     C  Feed lever    D  Half nut

To prevent the chuck from damaging the lathe guide ways while mounting....
A  a lift the chuck with a hand crane
B  ask the instructor or foreman for help
C  place a wooden block or board on the guide ways
D  support with a screw jack .

Which chuck is provided for T-slots?
A  3 jaw chuck            B  4 jaw chuck
C  Magnetic chuck      D  2 jaw concentric chuck

The pads of a steady rest are made of.............
A  carbon steel     B  lead     C  mild steel     D  brass

A steady rest is used................
A  to hold jobs            B  for face plate work
C  to drive the job       D  to support the job

Cutting tool held with 3 bolts, Name the tool post.
A Open side tool post     B Four way tool post
C Universal tool post     D British tool post

The half nut lever is used for.....
A engaging the longitudinal feed on the carriage
B taking up the slack in the cross slide nut
C changing from longitudinal to cross- feed
D thread cutting

The feed change lever.......
A changes the directions of the lead screw
B diverts the feed to either the cross slide or the longitudinal slide
C change the feed to a high or low range
D connects or disconnects the carriage hand wheel

Centre drill is done at the......
A  high spindle speed with a high feed
B  low spindle speed with a high feed
C  high spindle speed with a low feed
D  low spindle speed with a low feed

The centre drill breaks as a result of......
A  too heavy feed and too low speed
B  too light feed and too high speed
C  dropping it on the floor
D  allowing chips to form a tangle around them

The cutting tool is manufactured by....
A  low carbon steel               B  medium carbon steel
C  high carbon steel             D wrought iron

Tool holders are used to ....
A  extend the life of the tool    B  protect the tool
C  clamp the tool securely       D  deflect the cutting pressure

Depth of cut is provided by using
A  top slide              B  cross slide
C  compound slide   D  adjusting tool

For changing the rotation of feed rod, which lever should be used?
A  Feed change lever            B  Carriage locking lever
C  Feed selector                    D  Feed reverse lever

Which type of chip formation would be the best for turning mild steel?
A Long curly chips   B Segmented chips   C I - Shaped chips   D Spiral chips

For knurling operation, the rotation of the spindle speed is....
A   1/2 of the tuning spindle speed      B   1 /3 of the turning spindle speed
C   equal to turning spindle speed       D   equal to high spindle speed

For turning the cast iron, which the following should be used?
A  Soluble oil    B  No cutting fluid   C  Cutting oil    D  Water as coolant

The function of the cutting fluid in lathe operation is......
A  cleaning and lubrication
B  chip removal and lubrication
C  better finish and lubricant
D  cooling and flushing chips away from the cutting tool

The protection guard over the grinding wheel is fixed to protect the......
A  spindle of the pedestal grinder     B  grinding wheel
C  work pieces                                 D operator

For grinding wheel, which one is
represented by the symbols A to Z ?
A   Grit size             B   Silicon carbide
C   Bond material    D  Grade of the grinding wheel

The tolerance of a hole is the difference between the...........
A   maximum hole and the minimum shaft
B   maximum hole and the minimum hole
C   minimum hole and the maximum shaft
D   maximum hole and the maximum shaft

The three main classes of fits used in the B.I.S system are.......
A   clearance, transition and interference
B   loose fit, sliding fit and shrinkage fit
C   round fit, fiat fit and expansion fit


D   tight fit, push fit and medium fit

TURNER theory jan 16


What h the advantage of waste disposal?
A Improves economic          B Ensure workshop neat and tfdy
C Good house keeping         D Fulfill the efficiency

Common soft skills are...........
A technical skills                         B learning scope
C good commumcation skill        D good technical skill

Bench vice is used to hold work for.................
A filing, cutting, lighting          B filing, sawing, threading
C filing, finishing, smoothing   D filing, positioning, threading

Engineers steel rule is used to measure
A accuracy of job  B  dimentions of workpiece
C least count        D bend of the workpiece

Which caliper takes more time in setting the dimensions?
A Firm caliper   B Spring caliper  C Inside caliper   D Outside caliper

Vernier caliper can measure upto an accuracy of..........
A 0.1 mm  B 0.1 mm   C 0.2 mm  D .02 mm

In a vernier caliper the main scale reading is 60mm, vernier division coinciding with the main scale is the 28th division, then the reading wifl be............
A 0.56 mm   B 60.56 mm    C 60.28 mm   D 120 mm

Prussian blue is used on......
A  rough surface    B white wash surface
C machine finished surface   D rough casting surface

In marking media, white wash is not recommended for workplaces of......,
A  high finishing  B high accuracy  C rough forginga  D rough casting

Name the caliper which has one divider point and other Is bent leg?
A  Inside caliper   B Outside caliper  C Jenny cafiper  D Scrfber

Calipers are............
A direct measurement      B mdirect measiirement
C accurate iroasarement   D precision measurernent


Scriber material is mads up of ................
A  Low carbon steel    B  Cast iron    C Medium carbon steel   D  High carbon steel

Which device is used for stepping off distances?
A Calipers  B Scribers   C Dividers   D Steel rule

The angle of prick punch is.
A  30°   B  45°  C  60°   D  90°

Bevel gauges cannot measure angles................
A  Directly   B)  Indirectly  C)  Closly  D)  Accuratly

The gauge which has an additional blade is an ...................
A bevel gauge   B universal bevel gauge  C bevel protractor   D angle gauge

Name the instrument used to measure angtes accuracy of ±1°?
A Bevel gauges     B Unversal bevel gauge   C Bevel prrotractor  D Jenny caliper

Marking tables are made up of.............
A cast iron    B high carbon steel     C cast steel    D wrought iron

Angle plates are used to..................
A measure an angle     B support an angle    C mark the job   D  hold the job

In a hacksaw blade, teeth are arranged in staggered set which helps for..........
A accuracy    B  free cutting    C positioning    D sawing

A double cut file has two rows of teeth cut diagonal to each other. The first row of teeth cut at an angle of...........
A 55°   B 60°    C 65°   D 70°

Which file is used for filing keyways and splines?
A Square file   B Triangular file   C Knife edge file   D Half round file

Grade -'A' V - blocks are available only up to........
A 85 mm length  B 90 mm length   C 95 mm length   D 100 mm length


The rings available on the taps to denote.........
A  type of taps   B  grade of taps   C bevel of the taps   D standard of taps

Name the die used for reconditioning damaged threads?
A  Quick die    B Die nut   C Button die  D Collar die

A faceplate is used to hold a_______
A roundjob   B Finished job   C Irraguler job  D hollow job

A follower steedy has.............
A) 4 Pads  B) 3 Pads   C) 2 Pads   D)  9 Pads

Easy setting the centre height of tool in the tool post is ................
A  universal tool post    B  open side tootpost
D  single screw tool post    C  4-way tool post

Driving plates are used for..............
A  mounting fixtures and work pieces
B  driving shaft between centres with a lathe dog
C facing operations only
D Internal operations only


The most important basic quality of a cutting tool material is........
A brfttteness   B malleability  C elasticity    D toughness

Which centre life is more compared to other centres?
A  Half centre      B  Ball centre   C  Revolving centre   D  Tipped centre

For mounting a lathe chuck..............
A  Start it by hand and then turn the power on
B mount It on by power
C   mount it by hand
D  mount it with the help of a hammer


Feeding the tool from the centre of the work towards the periphery in a lathe machine is called.........
A threading   B   parting off  C facing  D knurling

The unit of cutting speed is
A m/min   B mm/rev   C cm/sec   D rpm/sec

More than one diameter is machined on a shaft. The section turning each diameter is called.........
A chamfer    B slot    C reaming   D shoulder

General cutting fluid for centre lathe is
A  mineral oil   B   soluble oil    C   soap oil    D  fatty oil

The main purpose of back gear unit ki head stock is...........
A  normal spindle speed       B redoced spindle speed,
C increased spindle speed    D double tie spindle speed

Which one of thefollowing elements cannot be checked with the screw pitch gauge?
A Pitch   B Lead    C  Profile angle    D Depth


The function of steady rest in lathe machine is..........
A  to prevent bending of long shaft due to cutting force
B  to avoid load on the lathe centres while turning long shafts
C  to reduce the lead on the cutting tool while turning
D  to ensure to turn at higher cutting speeds

Which one of the following is used while threading operation of a centre lathe?
A Saddle   B  Feed rod   C Arbor   D  Dead screw

BIS stands for......
A   Board of Indian Standard            B  Bureau of Standard Institution
C   Board of Internal System             D  Bureau of Indian Standard

The lathe which performs larger number of operations with minimum wastage of time is called.........
A   speed lathe   B turret lathe   C  center lathe   D  tool room lathe

TURNER theory jan 16


What h the advantage of waste disposal?
A Improves economic          B Ensure workshop neat and tfdy
C Good house keeping         D Fulfill the efficiency

Common soft skills are...........
A technical skills                         B learning scope
C good commumcation skill        D good technical skill

Bench vice is used to hold work for.................
A filing, cutting, lighting          B filing, sawing, threading
C filing, finishing, smoothing   D filing, positioning, threading

Engineers steel rule is used to measure
A accuracy of job  B  dimentions of workpiece
C least count        D bend of the workpiece

Which caliper takes more time in setting the dimensions?
A Firm caliper   B Spring caliper  C Inside caliper   D Outside caliper

Vernier caliper can measure upto an accuracy of..........
A 0.1 mm  B 0.1 mm   C 0.2 mm  D .02 mm

In a vernier caliper the main scale reading is 60mm, vernier division coinciding with the main scale is the 28th division, then the reading wifl be............
A 0.56 mm   B 60.56 mm    C 60.28 mm   D 120 mm

Prussian blue is used on......
A  rough surface    B white wash surface
C machine finished surface   D rough casting surface

In marking media, white wash is not recommended for workplaces of......,
A  high finishing  B high accuracy  C rough forginga  D rough casting

Name the caliper which has one divider point and other Is bent leg?
A  Inside caliper   B Outside caliper  C Jenny cafiper  D Scrfber

Calipers are............
A direct measurement      B mdirect measiirement
C accurate iroasarement   D precision measurernent


Scriber material is mads up of ................
A  Low carbon steel    B  Cast iron    C Medium carbon steel   D  High carbon steel
B

Which device is used for stepping off distances?
A Calipers  B Scribers   C Dividers   D Steel rule

The angle of prick punch is.
A  30°   B  45°  C  60°   D  90°

Bevel gauges cannot measure angles................
A  Directly   B)  Indirectly  C)  Closly  D)  Accuratly

The gauge which has an additional blade is an ...................
A bevel gauge   B universal bevel gauge  C bevel protractor   D angle gauge

Name the instrument used to measure angtes accuracy of ±1°?
A Bevel gauges     B Unversal bevel gauge   C Bevel prrotractor  D Jenny caliper

Marking tables are made up of.............
A cast iron    B high carbon steel     C cast steel    D wrought iron

Angle plates are used to..................
A measure an angle     B support an angle    C mark the job   D  hold the job

In a hacksaw blade, teeth are arranged in staggered set which helps for..........
A accuracy    B  free cutting    C positioning    D sawing

A double cut file has two rows of teeth cut diagonal to each other. The first row of teeth cut at an angle of...........
A 55°   B 60°    C 65°   D 70°

Which file is used for filing keyways and splines?
A Square file   B Triangular file   C Knife edge file   D Half round file

Grade -'A' V - blocks are available only up to........
A 85 mm length  B 90 mm length   C 95 mm length   D 100 mm length


The rings available on the taps to denote.........
A  type of taps   B  grade of taps   C bevel of the taps   D standard of taps

Name the die used for reconditioning damaged threads?
A  Quick die    B Die nut   C Button die  D Collar die

A faceplate is used to hold a_______
A roundjob   B Finished job   C Irraguler job  D hollow job

A follower steedy has.............
A) 4 Pads  B) 3 Pads   C) 2 Pads   D)  9 Pads

Easy setting the centre height of tool in the tool post is ................
A  universal tool post    B  open side tootpost
D  single screw tool post    C  4-way tool post

Driving plates are used for..............
A  mounting fixtures and work pieces
B  driving shaft between centres with a lathe dog
C facing operations only
D Internal operations only


The most important basic quality of a cutting tool material is........
A brfttteness   B malleability  C elasticity    D toughness

Which centre life is more compared to other centres?
A  Half centre      B  Ball centre   C  Revolving centre   D  Tipped centre

For mounting a lathe chuck..............
A  Start it by hand and then turn the power on
B mount It on by power
C   mount it by hand
D  mount it with the help of a hammer


Feeding the tool from the centre of the work towards the periphery in a lathe machine is called.........
A threading   B   parting off  C facing  D knurling

The unit of cutting speed is
A m/min   B mm/rev   C cm/sec   D rpm/sec

More than one diameter is machined on a shaft. The section turning each diameter is called.........
A chamfer    B slot    C reaming   D shoulder

General cutting fluid for centre lathe is
A  mineral oil   B   soluble oil    C   soap oil    D  fatty oil

The main purpose of back gear unit ki head stock is...........
A  normal spindle speed       B redoced spindle speed,
C increased spindle speed    D double tie spindle speed

Which one of thefollowing elements cannot be checked with the screw pitch gauge?
A Pitch   B Lead    C  Profile angle    D Depth


The function of steady rest in lathe machine is..........
A  to prevent bending of long shaft due to cutting force
B  to avoid load on the lathe centres while turning long shafts
C  to reduce the lead on the cutting tool while turning
D  to ensure to turn at higher cutting speeds

Which one of the following is used while threading operation of a centre lathe?
A Saddle   B  Feed rod   C Arbor   D  Dead screw

BIS stands for......
A   Board of Indian Standard            B  Bureau of Standard Institution
C   Board of Internal System             D  Bureau of Indian Standard

The lathe which performs larger number of operations with minimum wastage of time is called.........
A   speed lathe   B turret lathe   C  center lathe   D  tool room lathe

No comments:

Post a Comment

July17 MECHANIC (DIESEL) THEORY SEMESTER-II

July17 MECHANIC (DIESEL) THEORY SEMESTER-II In which working cycle is completed in four stroke engine? a) One revolution of the cranksh...