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Supplier: CORNELSEN EXPERIMENTA

For electrostatic experiments. 10 pcs in a bag.

Supplier: CORNELSEN EXPERIMENTA

Bare wire in a roll, on a plastic former.

Supplier: 3B Scientific

Vane wheel device is used for demonstrating air and heat flows generated by a burning candle, water vapour or other heat sources. Made of Aluminium and mountable on a long needle.

Supplier: CORNELSEN EXPERIMENTA

Used to show how metal wire resistance depends on length, cross-sectional area and material. Made of plastic and equipped with 6 tensioned wires connected with 4 mm banana plugs.

Supplier: CORNELSEN EXPERIMENTA

For demonstration of electric field lines and electrostatic charge.

Supplier: CORNELSEN EXPERIMENTA

Used in electrostatic experiments. Equipped with holes, 4 mm, at one end for connection of conductor ball or capacitor plate.

Supplier: MOLLER THERM

Milk glass scale on polished wooden board. Colored liquid filling. Measuring range -10 to +100 ° C, 0 to +80 ° R, +20 to +212 ° F.

Supplier: CORNELSEN EXPERIMENTA

Used in electrochemistry. Voltage, max 1.5 V. The unit is divisible and consists of glass beaker, cylindrical zinc electrode, plastic beaker, carbon electrode, manganese oxide, crocodile clamps and lid. Fill with ammonium chloride solution (20%).

Supplier: CORNELSEN EXPERIMENTA

Used in electrochemistry. Voltage, max 2 V. The unit is divisible and consists of glass beaker, cylindrical zinc electrode, plastic beaker, carbon electrode, crocodile clamps and lid. Fill with nitric acid (65%) or sulfuric acid (8%). A light-rotating motor with a propeller is suitable as a voltage indicator.

Supplier: CORNELSEN EXPERIMENTA

Used in electrochemistry. Voltage, max 1 V. The unit is divisible and consists of glass beaker, cylindrical zinc electrode, plastic beaker, cylindrical copper electrode and crocodile clamps. Fill with copper sulphate (10%) or zinc sulphate (10%). A light-rotating motor with a propeller is suitable as a voltage indicator.

Supplier: CORNELSEN EXPERIMENTA

For acoustic detection of standing sound waves and for determining the wavelength of the sound source and then the speed of sound in air (Velocity=frequency×wavelength). The system is filled with water and a sound source (tuning fork) is held to the open tube end. By varying the height of the reservoir and the height of the liquid in the tube students can determine the wavelength using audible effects associated with standing waves.

Supplier: CORNELSEN EXPERIMENTA

High voltage porcelain insulator. The high-voltage side is equipped with two radial and one axial holes for 4 mm banana pins and a slot with a clamping screw for plates with a maximum thickness of 4 mm. The grounded side has a radial hole for 4 mm banana pins. Insulation voltage: max 25 kV.

Supplier: 3B Scientific

Tube holder to support all S series electron tubes for easy and safe operation. The five pin sockets for the tube are concealed inside the tube holder. A cathode protection switch is integrated into the tube holder, to protect the heated cathode from excessive voltage. The base plate has a slot for attaching the Helmholtz pair of coils S.

Supplier: PHYWE

For demonstration of electric fields between electrodes of different shapes. The electrodes have been applied in thin conductive layers on plexiglass plates and the field line images appear in groats placed in a cuvette with 1 to 2 mm castor oil (the cuvette is placed on the plexiglass plate). The cuvette has an annular electrode in the outer jacket and a 4 mm connection sleeve. The cleaning is easy when electrodes resp. plexiglass plate never comes into contact with the oil. Suitable voltage source: High voltage generator 0 to 25 kV or Van de Graff generator.

Supplier: CORNELSEN EXPERIMENTA

Plastic rod with metal tube equipped with an axial and a radial 4 mm connection.

Supplier: CORNELSEN EXPERIMENTA

Skarvklämma med skruv. För tråd och plåt med max 1 mm tjocklek.

Supplier: 3B Scientific

Vibration generator for exciting oscillating and waves mechanically, e.g. in coil springs, a rubber cord, a wire ring or a Chladni plate. In robust plastic housing including mounting pin with 4 mm socket for attaching accessories (Chladni plates, resonance wire, rubber band etc.). Including holder for stand rod (up to Ø= 8 mm) on the rear side of the apparatus for the demonstration of standing waves in a coil spring. The generator is equipped with overload protection and is driven by a loudspeaker for smooth oscillations and fine travel stepping.

Supplier: CORNELSEN EXPERIMENTA

Apparatus for examining the conversion from electrical energy to light and heat energy. Consists of a plastic container, lid with light bulb (6 V / 5 A) in base and a resistor. The container is filled with water and the temperature change is measured. Equipped with connections for 4 mm banana plug.

Supplier: PHYWE

Quincke interference tube for determining wavelengths and frequencies by interfering with sound waves in air. Consists of two U-shaped metal tubes slidable into each other with a measuring scale. Inputs and outputs with knobs. Three brackets for mounting on a stand. Comes with listening hose.

Supplier: PHYWE

For electrostatic experiments, for example, determination of the charge of a sphere and induction experiments. Hollow surface-treated brass sphere equipped with 4 mm holes for connecting banana connectors.

Supplier: 3B Scientific

Tuning fork that allows for plotting oscillations on a sheet of paper. The oscillation is triggered by pushing the prongs of the fork together. The oscillation of the tuning fork is highly visible both with the naked eye or with the aid of a stroboscope. Includes a plotter pen with holder and a counterweight.

Supplier: 3B Scientific

Over 30% of the world's population uses tobacco products, and 90% of that is from cigarettes. The physical effects of nicotine and the diseases it can cause, including cancer, are detailed on this anatomical poster. For such a wide spread practice education is important and this anatomy poster can help do that. This thickly laminated anatomical chart is printed on premium glossy (200 g) UV resistant paper and comes with two sided lamination (125 µm, 5,0 mil) and metal eyelets to make the chart easy to display.

Supplier: CORNELSEN EXPERIMENTA

For electrostatic experiments. Consists of insulated aluminum holder with pointed bearing, removable capacitor plate, metal ring with rod and 4 mm earthing contact.

Supplier: GR NNA PLASTEMBALLAGE AB

Straight, stainless steel wire, mounted with a rubber stopper in soda glass tubes. Used for collecting gases during electrolysis. Suitable holder 765-0440. Electrode.

Supplier: 3B Scientific

Photographic diffraction objects in slide frames.

Supplier: 3B Scientific

Equipment set inclusive of digital multimeter for measuring electrochemical potentials of various metals in experiments.

Supplier: PHYWE

Equipment for quantitative demonstration of the electron's wave nature and particle properties. At high electron energy, interference can be observed and evaluated in the form of Debye-Scherrer rings. The Broglie equation and Bragg's conditions can be proved. At low electron energies, the paticle properties of the electron can be demonstrated in a manner similar to geometric optics.

Supplier: PHYWE

Measurement insert for resistance measurement. Used together with demonstration instruments 765-1247. Clear, fine-grained scale with number markings. Measuring range window where the information automatically follows the measuring range switch. On the back there are measuring range switches, zero adjustment and contact sleeves for printers.

Supplier: GR NNA PLASTEMBALLAGE AB

Very light ball of porous plastic. With thin nylon thread for hanging. Used for influence tests, for transferring charge, eg between capacitor plates etc.

Supplier: CORNELSEN EXPERIMENTA

For experiments with absorption of heat radiation. Consists of a black and a white E-flask and two thermometers (0 to 50 °C).