Quiz Questions - ITI Quiz - 05-Feb-2026 08:43 AM

Question 1 1 Marks

Which Material is used in Manufacture gas cylinder ?

A

Forged steel

B

Nickel steel

C

Stainless steel

D

Solid Drawn steel

Question 2 1 Marks

Which injury is to be covered immediately by clean cloth on affected portion of the body?

A

Cut injury

B

Burn injury

C

Crush injury

D

Broken injury

Question 3 1 Marks

What are the solutions for the safety in the gas welding?

A

Not learning safety instructions

B

Not Checking on hose and gauge for damage

C

No checking of the cylinder

D

Work area free from flammable material

Question 4 1 Marks

Which gas flame combination is preferable for under water gas cutting of steel?

A

Oxy coal gas

B

Oxy acetylene gas

C

Air acetylene gas

D

Oxy liquid petroleum gas

Question 5 1 Marks

Which safety device is to be used to protect eyes while grinding?

A

Hand screen

B

Sun glasses

C

Welding goggles

D

White goggles

Question 6 1 Marks

What are the gas flame combination used for welding ferrous and non ferrous alloys?

A

LPG + Air

B

Acetylene + Air

C

Acetylene + Oxygen

D

Hydrogen + Oxygen

Question 7 1 Marks

What procedure is followed to connect the cylinder to gas regulator in gas welding?

A

Open & close valve for few seconds

B

Open the valve for a longer period

C

No need to open the valve before connection

D

Open the valve for a few minutes of time

Question 8 1 Marks

Which is the hottest point in a oxyacetylene flame?

A

2000 - 2200 Degree Centigrade

B

2500 - 2700 Degree Centigrade

C

2700 - 3000 Degree Centigrade

D

3000 - 3200 Degree Centigrade

Question 9 1 Marks

Why should a welder clothes be free of oil or grease while welding?

A

To protect the job

B

To reflect the arc rays

C

To avoid catching of fire

D

To protect the welding machine

Question 10 1 Marks

Which material is stored at the bottom compartment of acetylene gas purifier?

A

Filter wool

B

Baffle plate

C

Pumice stone

D

Purifying Chemicals

Question 11 1 Marks

Which safety device is used to protect face from ultra-violet rays while welding?

A

Tong

B

Try square

C

Hand shield

D

Chipping hammer

Question 12 1 Marks

What is the effect of ultra violet and infra red rays if a welder exposed to that rays?

A

Effect to body

B

Effect to eyes

C

Effect to face

D

Effect to skin

Question 13 1 Marks

Which is to wear for safety while handling thin sheets?

A

Tongs

B

Clamp

C

Hand gloves

D

Hand screen

Question 14 1 Marks

What is the purpose of providing root gap?

A

To avoid cracking

B

To avoid porosity

C

To avoid distortion

D

To increase depth of penetration

Question 15 1 Marks

What is done to avoid injury to fingers after hacksawing or chiselling a metal piece?

A

Filing

B

Cleaning

C

Grinding

D

De buring

Question 16 1 Marks

Which safety device is fitted to avoid explosion of acetylene generator due to high pressure?

A

Cylinder valve

B

Acetylene generator outlet pipe

C

Hydraulic back pressure valve

D

Baffle plate

Question 17 1 Marks

What should be the angle for a double ?J? butt joint?

A

35 Degree

B

30 Degree

C

25 Degree

D

20 Degree

Question 18 1 Marks

What safety measure to be taken while performing hacksaw cutting?

A

Improper working height

B

Pressure applied during sawing

C

Hold the handle improperly while sawing

D

Blade secured with adequate tension

Question 19 1 Marks

What is the name of semi circular deposit on a weld bead?

A

Reinforcement

B

Sealing run

C

Under cut

D

Crater

Question 20 1 Marks

What is the reason for forming of irregular draglines in gas cutting process?

A

Low oxygen pressure

B

Excess acetylene pressure

C

Excess oxygen pressure

D

Low acetylene pressure

Question 21 1 Marks

Which cutting tool is used to remove excess material on flat surface?

A

Flat chisel

B

Cross - Cut chisel

C

Diamond point chisel

D

Half - Round nose chisel

Question 22 1 Marks

Which part of hammer is shaped to fit the handle rigidly?

A

Big hole

B

Eye hole

C

Key hole

D

Plain hole

Question 23 1 Marks

What is the method to produce a straight bevelled cut?

A

Cutting on the marked line

B

Bending the torch at inclined angle

C

Supporting the nozzle head on the plate

D

Using two straight bars clamped as a guide

Question 24 1 Marks

Which file is having its width parallel throughout its length?

A

Flat file

B

Hand file

C

Rasp file

D

Curved file

Question 25 1 Marks

What is the fusion zone?

A

Fused depth

B

Lack of fusion

C

Edge of the joint

D

Surface of the joint

Question 26 1 Marks

Which tool is to be used to remove slag on welded bead?

A

Chisel

B

Try square

C

Chipping hammer

D

Ball pane hammer

Question 27 1 Marks

Which hand tool is used to remove excessive adhering slag after gas cutting?

A

Chisel

B

Flat file

C

Chipping hammer

D

Cross cut hammer

Question 28 1 Marks

Which type of blade set is available in a hacksaw blade with 1.00mm pitch?

A

Wave set

B

Regular set

C

Staggered set

D

Wave - staggered set

Question 29 1 Marks

What action to be taken if a person in still contact with electric supply?

A

Break the contact by hand

B

Break the contact by dry wood

C

Break the contact by using iron rod

D

Break the contact by pushing with leg

Question 30 1 Marks

Which nozzle size is selected to cut 15 mm thick MS plate?

A

0.8 mm

B

1.2 mm

C

1.6 mm

D

2.0 mm

Question 31 1 Marks

How many pressure gauges are in regulator gas welding plant?

A

One pressure gauge

B

Two pressure gauges

C

Three pressure gauges

D

Four pressure gauges

Question 32 1 Marks

Which is used for handling hot jobs?

A

Tongs

B

Shawel

C

Poker

D

Snips

Question 33 1 Marks

Which part of the hammer fits into the handle for it's rigidity?

A

Face

B

Pein

C

Cheek

D

Wedge

Question 34 1 Marks

What treatment you should give to a person who suffered from electric shock?

A

Given an alcoholic drink

B

Given a cold drink

C

Made to walk

D

Keep warm and comfortable

Question 35 1 Marks

What are the impurities contained in generated acetylene gas?

A

Oxygen, hydrogen and carbon

B

Carbon monoxide unburnt ash

C

Hydrogen, dust particles, ash

D

Hydrogen, lime dust, ammonia and water

Question 36 1 Marks

Which of the following metal is used for making nozzle in gas welding?

A

Brass

B

Bronze

C

Copper

D

Silver

Question 37 1 Marks

What precaution you will follow in gas welding to avoid fire accidents?

A

Alert to go away

B

Keep fire extinguishers

C

Keep sand buckets near

D

Keep away the inflammable materials

Question 38 1 Marks

What is the treatment to a person having eye irritation caused by arc flashes?

A

Use ear drops

B

Use eye drops

C

Use nose drops

D

Use water drops

Question 39 1 Marks

Which is the treatment given to a person affected by accident on the spot?

A

First aid

B

Second aid

C

First treatment

D

Second treatment

Question 40 1 Marks

Which tool is used to open the cylinder valves?

A

Wrench

B

Spindle key

C

Cutting player

D

Adjustable spanner

Question 41 1 Marks

What is the special method for safe storage of acetylene gas in cylinder?

A

Stored in gaseous form

B

Stored in the solid form

C

Stored in semi-liquid form

D

Stored as dissolved gas in liquid acetone

Question 42 1 Marks

Which material is used to check the leakage of acetylene regulator connections?

A

Salt water

B

Plain water

C

Soap water

D

Chemical water

Question 43 1 Marks

What happened if bench vice is over tightened?

A

Box nut damaged

B

Spindle damaged

C

Work bench damaged

D

Work pieces damaged

Question 44 1 Marks

Which operation is to remove burrs from a plate after cutting?

A

Brushing

B

Filing

C

Scraping

D

Chiselling

Question 45 1 Marks

How a defective cutting nozzle is cleaned and rectified in gas cutting torch?

A

Wire brush

B

Safety pins

C

Silicon spray

D

Nozzle cleaner + Emery paper

Question 46 1 Marks

What is to be placed at the root of a weld to contain the molten metal?

A

Facing

B

Backing

C

Sealing

D

Wearing

Question 47 1 Marks

Which is the method to control back fire while welding?

A

Close oxygen control valve

B

Close acetylene control valve

C

First close the oxygen cylinder valve

D

First close the acetylene cylinder valve

Question 48 1 Marks

What is the thickness of the plate that can be cut by using 0.8 mm cutting nozzle?

A

Upto 6 mm

B

Upto 19 mm

C

Upto 100 mm

D

Upto 150 mm

Question 49 1 Marks

What is the use of oxidising flame?

A

Suitable for cast iron welding

B

Suitable for brass welding

C

Suitable for mild steel welding

D

Suitable for stellite, pipe welding

Question 50 1 Marks

Which of the following injury is common in gas welding?

A

Electric shock

B

Burns due to flame

C

Bleeding due to cut injury

D

Injury by hot flying particles

Question 51 1 Marks

Which safety device is used to protect the body from hot spatters while welding?

A

Helmet

B

Leg guards

C

Hand sleeves

D

Leather apron

Question 52 1 Marks

How much gap is maintained between the grinding wheel and the work rest on a pedestal grinder?

A

4 to 5 mm

B

3 to 4 mm

C

2 to 3 mm

D

1 to 2 mm

Question 53 1 Marks

Which is a resistance welding method?

A

Spot welding

B

Forge welding

C

Thermit welding

D

Explosive welding

Question 54 1 Marks

Which cut of files has two rows of teeth, cut diagonally to each other?

A

Rasp cut

B

Double cut

C

Curved cut

D

Single cut

Question 55 1 Marks

Which type of welding is done by a small hand weld gun with a non-consumable electrode?

A

SMAW

B

GMAW

C

GTAW

D

Induction welding