Galvanising the protective coating given to metals,is obtained by dipping the metal in:

When a metal is annealed it is made:

When removing a bending spring from a sharp set the correct procedure is to:

Throat rippling on machine-made bends on copper pipe is most probably caused by :

To obtain a 300mm radius bend on 50mm diameter low- carbon steel pipe,the most suitable method would be to use:

Which of the following materials has the highest rate of linear expansion

An alloy is a:

To ensure a hydraulic bending machine gives maximum thrust it is essential that:

Which tool is used for cutting thin sheet metal:

Pressure should never be exerted on the side of a grindstone wheel because:

The set on a hacksaw blade is provided in order to:

on building sites it is the employer's responsibility to provide a transformer for use with a portable power tools having a voltage of:

The tool allowing a small adjustment used for threading small diameter rods is known as a :

The British Standard pipe threading is used for:

A metal which can be readily be drawn into wire or rod is said to be

The thread form used on low-carbon steel tube is:

The different phases of work that needs to take place to complete the construction on a new dwelling are detailed in a :

A plumber merchant should provide which one of the following documents when supplying materials to a private dwelling

Which one of the following shows that plumbing equipment has been manufactured to a recognised UK standard

What is the most important action to undertake when removing a n old hot water storage cylinder across carpets in a private dwelling:

Dust sheets are not onsite when replacing a fire back boiler.what actions would you taken?

What type of fitting requires a swagging tool to make a joint

Medium - grade lcs is identified by what colour code banding

A first floor joist has a span of 5M, the maximum distance from the wall that a notch may be cut into is:

What is the maximum recommended clip spacing interval for 22mm vertical copper pipe