Description

Five-pulley set of tandem low-friction plastic pulleys at 25

for determining specific heat of steel by electrical heating

Used as the red-rail partner to the 750mm black 4mm lead

5A single-phase rheostat with cover-protected constantan winding on a 200x56mm tube and 4mm safety sockets

Heavy-duty all-metal gyroscope with a 7

Selenium Photovoltaic Solar Cell Apparatus Item Type_Spoon Five-pulley set of tandem low-frictionSelenium photovoltaic cell on a 4 by 3 by 1. 3 inch base generating voltage under illumination, pairing with a motor unit to trace the full light to electrical to mechanical energy chain.

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Selenium Photovoltaic Solar Cell Apparatus Item Type_Spoon Five-pulley set of tandem low-friction

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