Fitter Trade top mcq on Sheet Metal Work.

1. The thickness of sheet metal is indicated by a series of numbers, which is called as

Gauge.

2. Bent snip is used for

Cutting the sheet along curved lines.

3. Which one of the following is the purpose for using plate hand groover in sheet metal worker ?

To lock the grooved seam.

4. Mallet is made of

Hard wood.

5. Copper and brass sheets are

Malleable and ductile.

6. Which among the following joints is suitable for roofing work ?

Double grooved seam joint.

7. Which among the following tools is used for flattening the metal around punched hole ?

Ball pane hammer .

8. Which among the following types of joints is used in which the end of sheet is placed over
 the end of another sheet and joined together ?

Lap joint.

9. Sheet metal work is carried out only on metal sheets, which are

Rolled.

10. Which one of the following is the common reason for using aluminium sheets ?

Lightness.

11. Which one of the following notches is used when making a job with a 90° bend ?

 V – notch.

12. Which one of the following stakes is used when shaping and seaming funnels and
 tapered articles?

Funnel stake.

13. Which among the following stakes provides a double ended support ?

Horse stake.

14. The least bend radius varies depending on the

(a) Material and thickness of 
(b) Direction of plate
(c) Working temperature

(d) All the above.

15. For making various types of hems and seams from the sheet metal of thickness less than 0.4 mm, the allowance should be

No allowance.

16. Which one of the following sheets is used for making highly corrosive acid tanks .

Lead sheets.