MCQ TYPES SAFETY PRECAUTION IN ARC WELDING (PART-2)

SAFETY

During working in the workshop every worker should be awarded about his safety. every worker should remember that negligence create the accident. A small negligence can create a big accident. it can be harmful for the life of worker. in this way the importance of saftety precautions in the factory is very much.

Important question and answer  

1. Grinding goggles is made of

    a. blue glass

    b. green glass

    c. white glass

    d. all of these

    Ans. (c)

2. For good electric conductivity, electrode holder is made by

    a. brass

    b. copper

    c. iron

    d. aluminium

    Ans. (b)

3. Class A fire is due to 

    a. wood

    b. paper

    c. fabric

    d. all of these

    Ans. (d)

4. Colour combination for danger is.....

    a, white on green 

    b. white on black

    c. white on red    

    d. black on white 

    Ans.( c)

5. Colour for materials  that are hazardous by nature  is 

    a. white 

    b. black

    c. yellow

    d. green

    Ans. (c)

6. The safe way of working is 

    a. an effective and right way of working 

    b. an ancient way of working

    c. a way of handling

    d. a way of normal working

    Ans.(a)

7. For welding current range 100 ampere, perfect colour glass shade  number is

    a. 9 - 10

    b. 10 - 11

    c. 8 - 9

    d. 12 - 14

    Ans .( c)

8. Fire is a combination of

    a. fuel, light and oxygen

    b. fuel, heat and oxygen

    c. fuel, heat and carbon dioxide

    d. fuel, light and nitrogen

    Ans. (b)

9. An accident is 

    a. unplanned event

    b. non-controlled event

    c. undesirable event 

    d. all of these

    Ans. (a)

10. In case of an accident, the victim should immediately be

    a. asked to take rest

    b. enquired about the accident

    c. attended to immediately

    d. left to himself without treatment

    Ans. (c)

11. If an accident occur, while working...

    a. stand with public at accident place

    b. run away from the accident spot

    c. inform your superior regarding an accident

    d. none of the above

    Ans. (c)

12. If  machine stop which working on it....

    a. run away leaving machine there 

    b. the machine button should be closed

    c. keep the machine in running condition and inform the superior

    d. none of the above

    Ans. (b)

13. For electric fire in workshop, we used.....

    a. water

    b. clay or sand

    c. CTC fire extinguisher 

    d. none of these

    Ans. (c)

14. In case of arc welding, one should protect his eyes by using

    a. dark glass screen

    b. sun goggles

    c. mask 

    d. clear glasses

    Ans. ( a)

15. Which of the following is not an insulator ?

    a. Gold 

    b. Glass

    c. Mica

    d. Wood

    Ans. (a)

16. Which of the following is not a conductor ?

    a. Copper 

    b. Aluminium

    c. Mica

    d. Gold

    Ans. ( c)