BSMP 3 SHEET METAL JOINTS - Practice Mode

1) What is the formula to calculate total allowance for the locked grooved joint w.r.t fold size ?

Total allowance = (3x fold size) + (6 x thickness of sheet) Total allowance = (2x fold size) + (4 x thickness of sheet) Total allowance = (4x fold size) + (4 x thickness of sheet) Total allowance = (3x fold size) + (4 x thickness of sheet)

Correct Answer: Total allowance = (3x fold size) + (6 x thickness of sheet)

2) What is called, the extra material provided on material for the preparation of the edges and seams?

Tolerance Limits Allowance Margin

Correct Answer: Allowance

3) Which type of joint consists of a folded section that inter locks with folds on articles to be joined and can be dismantled?

Drive slip Cleat joint Standing s slip Hemmed s slip

Correct Answer: Cleat joint

4) What is to be done for the surplus wire of the wired edge?

To be bent To be cut To be twisted To be folded

Correct Answer: To be cut

5) What is process which makes sheet metal stronger and rigid?

Seaming Hemming Riveting Edge stiffening

Correct Answer: Edge stiffening

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