US$ 39.99
Carbon anode-and-cathode pair pre-fitted in a rubber bung
this clear dial provides a readable face for measuring angular displacement in physics setups
Six-range AC/DC moving-coil voltmeter at 3/10/30/100/300/500V with a toggle for AC or DC mode
Larger-spark 100mm induction coil from a 6-12V DC input with adjustable vibrator and base-mounted suppression capacitors
Bell in Vacuum, Glass, DC Subcategory_Lab Burner Accessories Carbon anode-and-cathode pair pre-fitted inBell in vacuum jar with a 4 6V electric bell suspended on rubber cord inside a 22 by 15cm glass chamber, illustrating that sound cannot travel without air.
US$ 39.99
US$ 14.00
US$ 55.00
US$ 29.00
US$ 28.00
US$ 121.45