A collection of simple experiments shows readers how to make a clock out of an ice cube, send messages in bubbles, and make money using a tube that waltzes, among many other activities.For larger currents, I use a car battery charger, one of the very simple inexpensive types that provide a constant voltage output (around ... weird readings from a multimeter connected to a circuit supplied by a battery charger if you accidentally switch the multimeter to AC. ... millivolts to 1, 000 volts and current from microamps to 10 amps, as well as providing resistance measurement and a transistor tester.
|Title||:||Ink Sandwiches, Electric Worms, and 37 Other Experiments for Saturday Science|
|Author||:||Neil A. Downie|
|Publisher||:||JHU Press - 2003|