1 - What are the major limitations of electric cars?
2 - Why carburettors have been substituted by injection systems in spark ignition engines?
3 - Why is the Global warming increased?
4 - what are the main responsable for greenhouse gases?
5 - What is "Kyoto protocol"?
6 - Internal combustion engine are used?
7 - Energy converted in a thermal engine?
8 - Combustion is a limitation to engine use?
9 - What happen when the photons with energy greater than the band gap energy of semiconductor hit a semiconductor device?
10 - What is the charge of the p-type silicon and the n-type silicon?
11 - What happen in the depletion region?
12 - Batteries are:
13 - “Memory effect” is:
14 - Li-ion battery: