1.Which of the following is not an example of parallel development
A. Cube
B. Prism
C. Pyramid
D. Cylinder
2.Which of the following is an example of radial development
A. Cone
B. Cube
C. Prism
D. Cylinder
3.These are usually joined by soldering or riveting process.
A. Hems
B. Seams
C. Edges
D. Wedges
4.Which appliances below is not an sample of developed products?
A. Stoves
B. Flat iron
C. Refrigerator
D. Washing machine
5.It is use to strengthen the edges of sheet metal objects
A. Hems
B. Seams
C. Edges
D. Wedges
6.It is use to extra strengthen and rigidity to sheet metal objects.
A. Hems
B. Seams
C. Edges
D. Wedges
7.It is used to strengthen the sheet metal sections
A. Hems
B. Seams
C. Edges
D. Wedges
8.It is a full size drawing of various surfaces of an object stretch out on a flat surface
A. Pattern
B. Cylinder
C. Hem
D. Fabrication ​