Salt Bridge, inverted U tube with its ends closed by sintered discs. Length (in)7.5 x Width (in)5.5 x Height (in)1.2, provides a more effective method of making reversible cells then wet filter paper/agar gel methods. Diameter of arms 13 mm, overall width 80 mm, overall height 100 mm
KidWind Blade Pitch Protractor, incredibly helpful for measuring the blade pitch angle on your KidWind turbine, Recommended for College, High School, and Middle School Science
Current balance, classic method for demonstrating and measuring the small force experienced by a conductor carrying an electric current in a magnetic field, One half of the balance is placed inside a solenoid, other half has an adjustable counterweight
A convenient, well-made solenoid for investigating the magnetic field of a coil and for the current balance experiment. The clear acrylic former and the large diameter (90mm) allow items placed inside the coil to be easily seen
Photoconductivity, Multipurpose power supply. Electrical safety tested. Marked analyzer & polarizer for angle measurement. Photo current is studied as a function of the voltage applied to the photo resistor at a constant irradiance.
Youngs Modulus of Wires Apparatus, Frame made of cast iron, Searle s Pattern. Complete with ceiling bracket having two self-centering chucks and tension weight.Searle s Pattern.
Coulombmeter With Rechargeable Battery, Power Supply: 9 V Rechargeable Battery Via Dc Co-Axial Power Socket, Load Current:Max. 500 Ma, Connectors: 4-mm Safety Sockets, Dimensions: 105 X 75 X 35 mm3 Approx, Consumption Can Be Displayed By Means Of A Voltmeter.
Large Needle Electroscope, 1.5lbs, 7.0x6.0x4.0 in, ideal for classroom demonstrations of electrostatic principles, A light-weight metal vane, used as a pointer in the electroscope. A transparent scale, provided to measure the angle of the deflection
Basic Hall Effect Apparatus, Provides contact, power supply and support to a germanium crystal on a circuit board, application: Extrinsic and Intrinsic conductivity, Mobility of electrons & holes, Weight: 0.5kg, Power supply: 12V AC, dimension: 180X110X50mm3
Helmholtz Coil, Specifications: Coil diameter: 295 mm Coil spacing: 150 mm Number of turns per coil: 124 Enamelled copper wire thickness: 1.5 mm DC resistance: 1.2 Ohms each Maximum coil current: 5 A Maximum coil voltage: 6 V Maximum flux density at 5 A: 3.7 mT