Standard Rheostat, 135Ω, 1.4A Max Botany_Botany Charts & Models showing how contact friction alone

showing how contact friction alone transmits rotation from one wheel to another in mechanical systems

Long 1000mm black insulated lead with crocodile clips at both ends

Visualizes the Venturi effect on an 18-inch backboard

paired with two 50N spring balances and two wrest pins so students can verify the laws governing frequency

Hardwood 25-slot slide storage box safely holds standard microscope slides for small-collection organization and lab bench storage

Standard Rheostat, 135Ω, 1.4A Max Botany_Botany Charts & Models showing how contact friction aloneHundred thirty five ohm 1. 4A standard rheostat with constantan winding on a vitreous enameled steel tube, supported on die cast end pieces with a nickel plated phosphor bronze sliding contact.