Q.How many rechargeable batteries powered the fastest battery powered car?
A.192 AA batteries powered the F1-styled car that reached speeds up to 122kph in Japan, 2007. The car weighed only 38kg and was made of aramide honeycomb.
A.Having your car headlights on does not use more petrol. They are powered by the car battery, which recharges itself when the engine is running.
Q.How much does the electricity cost to fully recharge a mobile phone?
A.It costs 1.8p in electricity to charge a mobile phone for 1 hour. Power supply rating and type of battery will affect this figure.
Q.How do electric eels work?
A.The electric eel generates its electrical pulse in a manner similar to a battery, in which stacked plates inside its body produce an electrical charge.