Engineering Technology September 2022 3

A spanner having at least one end with an open jaw

• Open ended spanner

• Ring Spanner

• Circlip Spanner

• Tap

Answer explanation

At least one end must be open.

Which measuring instrument would be used for determining the size of the gap in a spark plug

• Feeler gauge

• Thread gauge

• Radius gauge

• Tape measure

Answer explanation

A surface or datum surface is usually used for …

• making flat surfaces on metal.

• accurately marking off pieces of metal.

• supporting round shafts for marking.

• supporting work pieces.

A guillotine is used for …

• removing metal gradually.

• cutting sheet metal.

• removing screws and bolts.

• making scribed lines clearer.

Answer explanation

A hydrometer is a tool for measuring …

• the level of a liquid in a glass.

• pressure of liquids.

• density of liquids.

• acid in a battery.

The correct grinding machine for sharpening drill bits, chisels and cutting tools is a/an … grinder.

• pencil

• pedestal

• angle

• bench

A tap is used for ........

• a tool that is used to measure the diameter of a piston

• has a sharp point and is used to draw lines on metal

• used to hold small things and to bend, twist and cut wire

• used to cut internal threads in a drilled hole

A DIVIDER is used for ........

• a flat tool with a straight edge, often shaped like an L

• used to draw circles on a metal plate

• has a sharp point and is used to draw lines on metal

• used to divide work pieces

An Outside micrometer is used for .....................

• a tool that is used to measure the diameter of a piston

• used to hold small things and to bend, twist and cut wire

• used to draw circles on a metal plate

• used to cut internal threads in a drilled hole

A SCRIBER .............

• has a sharp point and is used to draw lines on metal

• used to scribe lines on sheet metal

• used for punching indents to be drilled

• cleaning blade teeth