Which operation is to remove burrs from a plate after cutting?
A. Brushing
B. Filing
C. Scraping
D. Chiselling
Which is used for handling hot jobs?
A. Tongs
B. Shawel
C. Poker
D. Snips
Which is to wear for safety while handling thin sheets?
A. Tongs
B. Clamp
C. Hand gloves
D. Hand screen
Which file is having it’s width parallel through out it’s length?
A. Flat file
B. Hand file
C. Rasp file
D. Curved file
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
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
Which is the hottest point in a oxyacetylene flame?
A. 2000 – 2200°C
B. 2500 – 2700°C
C. 2700 – 3000°C
D. 3000 – 3200°C
What safety measure to be taken while performing hacksaw cutting?
A. Improper working height
B. Pressure applied during sawing
C. Hold the handle firmly while sawing
D. Blade secured with adequate tension
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
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
What procedure is followed to connect the cylinder to gas regulator in gas welding?
A. Open and 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
Which Material is used in Manufacture gas cylinder?
A. Forged steel
B. Nickel steel
C. Stainless steel
D. Solid Drawn steel
Which of the following metal is used for making nozzle in gas welding?
A. Brass
B. Bronze
C. Copper
D. Silver
What should be the angle for a double “J” butt joint?
A. 35°
B. 30°
C. 25°
D. 20°
What is the name of semi circular deposit on a weld bead?
A. Reinforcement
B. Sealing run
C. Under cut
D. Crater
What is to be placed at the root of a weld to contain the molten metal?
A. Facing
B. Backing
C. Sealing
D. Wearing
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
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
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
Which part of hammer is shaped to fit the handle rigidly?
A. Big hole
B. Eye hole
C. Key hole
D. Plain hole
What happened if bench vice is over tightened?
A. Box nut damaged
B. Spindle damaged
C. Work bench damaged
D. Work pieces damaged