"electric jig saw" newsreels and historical clips

... 4. Belarussian collective farm "Victory".

The generator that runs from the car generates electricity, easier labor of collective farmers.

Work - electric saw, cleaner grain, kormokuhnya.

5. In the Vienna meeting of members of resistance, dedicated to the 10 th anniversary of the liberation of Europe from ...

... was accompanied by AN Kosygin. M. Rahman and his entourage at Piskarevsky in Leningrad lay a wreath at the Monument of the Motherland.

Seen M. Rahman plant "Electric power".

Getting acquainted with Leningrad, accompanied by AN Kosygin, the Bangladesh delegation visited the Hermitage, one of the world's ...

... the Prime Minister of Uzbekistan Khudaiberdyev.

Getting acquainted with Tashkent M. Rahman visited Tashkent branch of the Central Museum VI Lenin.

Seen M. Rahman farm "Kyzyl Uzbekistan."

From Tashkent M. Rahman is serving a home.

... seller bookstore.

Buyers see the book.

Monument to Lenin at the entrance to MMK.

Blossoming flowerbeds.

Quote from the dictionary.

Center Magnitogorsk.

Constructions Plant.

Complex under construction.

The slogans on the building site.

At the plant enters the train.

Operate electric welders.

Types of construction ...

... flag.

Distribution of numbers to participants of competitions.

Competitions of the best fellers of the country.

Falling trees.

Stump of branches.

The sawing of the logs.

Disassembly of the chainsaw.

Congratulations to the winners.

4.

Poster the twenty-first Republican exhibition of the Karelian artists ...

... (movement is slowed down 100 times).

The operator charges the film into the camera.

A swinging ball captured by ultra-fast shooting.

Electric discharge (normal shooting).

Electric discharge (ultra-fast shooting).

The balloon bursts before our eyes.

How the balloon bursts was captured by ultra-fast shooting ...

... The teacher with the children looks at the pictures.

Music classes in kindergarten.

Children wash their hands.

Lunch at the kindergarten.

Bedroom.

7.

Seeing off the Russian Winter in Petrozavodsk.

Horse-drawn carts on the streets of the city, mummers.

Santa Claus and Snow Maiden on one of the carts.

Fair ...

... participation of other artists.

The clown conducts the orchestra.

Backstage, a woman ties the artist's tie.

Excerpts of the performance (juggling, jigging, aerial gymnasts).

Acrobats at the rehearsal.

V. Musin works out numbers with colleagues.

Artists prepare for the performance, fix their hair, apply ...

Street of the city.

The trench, there are pipes in it.

The welder welds the pipes.

Alternation of frames with welding works.

An electric arc is characterized by a dazzling bright light comparable to the brightness of the sun, temperatures of thousands of degrees, a high current density at a relatively ...

... current in the circuit, because air is normally a dielectric.

When the electrodes come into contact, a flash and an arc occurs.

The ammeter records the electric current.

A cartoon explaining this phenomenon.

The amount of energy required for the excitation of atoms, their ionization and the work of the electron ...

The electric arc is heterogeneous in its length.

A bright spot at the cathode and the same near the anode.

They are called cathode and anode active spots.

A cartoon explaining the nature of these spots.

The formula of the total voltage drop in the arc.

The resistance of a gas or steam depends on the ...

... of electric arc welding is the melting of electrodes, the formation of a welding bath and the formation of a weld.

A cartoon explaining the consumption of thermal welding power.

The effective thermal power of the arc.

Table of effective efficiency values for various types of welding.

An electric arc ...