MDA REVISION 4

The Vernier height gauge can mark out to an accuracy of

• 0.02 mm.

• 0.05 mm.

• 0.10 mm.

• 0.20 mm.

Which one of the following tool is capable of measuring internal and external dimensions over a wide range with an accuracy of 0.02mm?

• Ruler

• Try Square

• Micrometer

• Vernier Caliper

The general rule for hacksawing is to

• have one spare blade in case of breakages.

• use a coarse blade to complete the work faster.

• apply pressure on both the forward and return strokes.

• have a minimum of 3 teeth extending across the surface to be cut.

A centre punch is used for

• drawing arcs and circles.

• making a hole on the workpiece.

• making witness marks on the workpiece.

• locating the centre of a hole to be drilled.

Marking-out operations should be performed on the

• surface table.

• machine table.

• workshop table.

• workshop bench.

In hacksawing, force is applied

• on the return stroke.

• on the forward stroke.

• at an angle to the job.

• on both the forward and return strokes.

The method of filing shown in the figure is known as

• cross filing.

• draw filing.

• rock filing

• straight filing.

The method of filing shown in the figure is known as

• cross filing.

• draw filing.

• rock filing

• straight filing.

The filing method used to clear the maximum amount of material is the

• cross filing.

• draw filing.

• rock filing

• straight filing.

Which one of the following tools is used to clear the filings in the file?

• Brush

• Scriber

• Scraper

• File Card