M7c15

20問 • 2ヶ月前

ユーザ名非公開

通報

問題一覧

Hard soldering is done at temperatures :

in excess of 450 C0 and which include the processes of brazing and silver soldering.

A flux , when used to facilitate soldering of electrical connections , may be:

solid stick type, paste type or liquid type.

Before using an electrical soldering iron, you should ensure that :

the tip is adequately tinned.

Wicking is a procedure used for:

de-soldering

The oxy-acetylene welding method can be used for welding ferrous or non-ferrous metals:

when welding ferrous metals , it is a necessary that an additional material to be used to assist in the fusion process

When inspecting a welded joint, you should look for a bead width of :

3 to 5 times the base metal thickness.

the type of to be used when soft soldering is applied:

active or passive group

What elements is solder made from :

tin and lead only.

Tensile is defined as:

Where the two surfaces are pulled directly apart

A common method of fitting terminals to aircraft cables is by:

soft soldering.

Silver soldering is suited for:

high temperature applications

Soft solder is suited for joints, which are:

subjected to small forces.

Brazing material is made from:

copper , zinc and silver

The flux used during brazing is a mixture of water and :

borax powder.

A flux is used in soldering to:

to dissolve oxide.

What action is taken when soldering flux residue may have lodged in deep crevices of an assembly:

It must be immersed in a weak solution of caustic soda and rinsed thoroughly in running water.

On completion of soldering a non-activated flux:

must be cleaned off with a selected solvent.

When inspecting a weld, you should make sure that :

the parent (or basis) materials are fully fused together.

The shielding gases generally used in the Tungsten Gas (TIG) welding of aluminum consist of :

helium or argon or a mixture of helium and argon.

In Gas Tungsten Arc(GTA) welding a stream of inert gas is used to:

Prevent the formation of oxides in the puddle

module 1 ch1

ユーザ名非公開 · 53問 · 11ヶ月前

module 1 ch1

53問 • 11ヶ月前

ユーザ名非公開

ユーザ名非公開 · 68問 · 11ヶ月前

68問 • 11ヶ月前

ユーザ名非公開

ユーザ名非公開 · 68問 · 11ヶ月前

m4 ch 2

m4 ch 2

m4 ch 3

m4 ch 3

m 4 ch 4

m 4 ch 4

M15c1

M15c1

M15c2

M15c2

M15c3

M15c3

M15c4

M15c4

M15c3

M15c3

M15c4

M15c4

M15c5

M15c5

M15c6

M15c6

M7c1

M7c1

M7c2

M7c2

M7c3

M7c3

M7c3

M7c3

M7c4

M7c4

問題一覧

Hard soldering is done at temperatures :

in excess of 450 C0 and which include the processes of brazing and silver soldering.

A flux , when used to facilitate soldering of electrical connections , may be:

solid stick type, paste type or liquid type.

Before using an electrical soldering iron, you should ensure that :

the tip is adequately tinned.

Wicking is a procedure used for:

de-soldering

The oxy-acetylene welding method can be used for welding ferrous or non-ferrous metals:

when welding ferrous metals , it is a necessary that an additional material to be used to assist in the fusion process

When inspecting a welded joint, you should look for a bead width of :

3 to 5 times the base metal thickness.

the type of to be used when soft soldering is applied:

active or passive group

What elements is solder made from :

tin and lead only.

Tensile is defined as:

Where the two surfaces are pulled directly apart

A common method of fitting terminals to aircraft cables is by:

soft soldering.

Silver soldering is suited for:

high temperature applications

Soft solder is suited for joints, which are:

subjected to small forces.

Brazing material is made from:

copper , zinc and silver

The flux used during brazing is a mixture of water and :

borax powder.

A flux is used in soldering to:

to dissolve oxide.

What action is taken when soldering flux residue may have lodged in deep crevices of an assembly:

It must be immersed in a weak solution of caustic soda and rinsed thoroughly in running water.

On completion of soldering a non-activated flux:

must be cleaned off with a selected solvent.

When inspecting a weld, you should make sure that :

the parent (or basis) materials are fully fused together.

The shielding gases generally used in the Tungsten Gas (TIG) welding of aluminum consist of :

helium or argon or a mixture of helium and argon.

In Gas Tungsten Arc(GTA) welding a stream of inert gas is used to:

Prevent the formation of oxides in the puddle