You found 614 newsreels for query "current"
"current" newsreels and historical clips
Electric current 1978
Documentary, 2 parts, duration: 0:09:18, published: 10/26/2017
Annotation
The film tells about the nature of electric current, reveals the basic concepts and dependencies.
It can be used as a visual aid when studying this section of physics.
Reel №2
... of electric current in metals.
Experience with the creation of an electric field in metal.
A cartoon explaining the nature of this phenomenon.
Experiments on the occurrence of electric current in electrolytes in comparison with distilled water.
Cartoon explaining the occurrence of current in electrolytes ...
Continuation of the cartoon.
The electric current in electrolytes is the directional movement of ions.
Electric tools powered by batteries.
The concept of strong and weak current.
The concept of current strength.
Works carried out with the participation of electric current.
Experiments with light bulbs connected ...
... the electric current depends, as well, on the magnitude of the voltage in the network.
Materials through which electricity is almost not transmitted.
They are called insulators.
Materials that conduct current well are called conductors.
Experience in determining the dependence of the current strength on ...
... explaining the loss of energy during the passage of current in a conductor.
Experiments to determine the relationship between the current strength, voltage and resistance of the conductor.
Ohm's law.
Alternating frames with the use of electric current in everyday life.
The remote control of the power plant ...
Keywords
Electric current.
Resistance of conductors.
Third category station 1992
Documentary, 3 parts, duration: 0:28:50, published: 3/12/2018
Reel №1
Topics
Trains
Current Affairs
Transportation
Sectors of the economy
Reel №2
Topics
Current Affairs
Trains
Transportation
Sectors of the economy
Current land treats 1979
Documentary, 1 part, duration: 0:09:08, published: 6/14/2018
Annotation
The film tells about how electric current helps to solve the problem of salting fertile soils
Reel №1
...
... with electrodes filled with water are placed in clay, water begins to move from the anode to the cathode under the action of an electric field, the current exerts pressure on the water, changing its level.
On the same tubes in the laboratory, the arrows show the change in the water level.
A candle on an ...
... employee of the laboratory conducts research.
Large - hands switch buttons on the device.
Different frames of experience on the effect of electric current on the filtration process are shown.
An employee studies the microflora of the soil under a microscope.
Large - soil microflora under a microscope ...
...
... Animation insert - shows the process of removing salt water from the fields.
The man starts the current.
Panorama of fields with water, from which salt water gradually leaves under the action of the current.
A large-grain field, spikelets are visible.
Collage of videos (poly-screens) - tractors, combines ...
...
Keywords
Soil, soil, earth, salinization, irrigation system, salt marshes, laboratory, MSU, electric current, experience, research
Maintenance and repair of shovels 1979
Documentary, 6 parts, duration: 0:57:04, published: 10/16/2017
Reel №5
Keywords
Maintenance.
Current repairs.
Electric current in vacuo 1980
Documentary, 1 part, duration: 0:09:32, published: 6/6/2018
conductive grandfather 2012-2013
Footage, 9 footages, duration: 0:05:35, published: 3/18/2016
Scene №5
Keywords
Current.
Human.
Conductor.
Scene №6
Keywords
Current.
Human.
Conductor
Scene №7
Keywords
Current.
Human.
Conductor
Ural Mountains' Video Chronicle № 1 Chronicle of current days. 1999
Newsreel, 1 part, duration: 0:09:40, published: 6/27/2014
Organization of the current content path 1972
Documentary, 2 parts, duration: 0:19:39, published: 3/24/2023
Electric current in industry and households 1982
Documentary, 2 parts, duration: 0:17:37, published: 2/20/2015
Annotation
A textbook for schoolchildren.
The phenomenon of electricity, the circuit diagram, the advantages of electric current in engines and lighting devices.
Reel №1
...
... electric lighting of cities.
Let's change the scheme of the flashlight, replace the light bulb with an electric motor.
The second application of electric current is motion.
Children's electric car rides on the floor.
Electric models of cars.
The tram goes along the tracks.
The trolleybus goes past St.
Isaac's ...
...
Reel №2
... growing chickens.
Replace the electric motor in the simplest electrical circuit with a spiral of nichrome wire.
Heat can be obtained from the electric current.
Blast furnace.
Welding works.
Electric iron.
Vacuum cleaner.
The overlock is hemming the carpet.
Floor polisher.
Mixer.
Conveyor in the dining room ...
... simple electrical circuits.
Safety rules when working with electricity.
Obtaining an electric current.
A person pedals on a bicycle, an electric current generator is installed on the wheel, which generates current for a bicycle headlight.
The dam of the power plant.
Turbine hall.
The flow of water rotating ...
...
The stress response and current resonance. 1976
Documentary, 2 parts, duration: 0:16:46, published: 9/6/2023
