The high spark voltage supplied to the spark plugs of an automobile is increased from the battery voltage by the principle of .

What are chlorofluorocarbons and what impact do they have on the atmosphere?

Does work output exceed work input when a machine is used? a) yes, it does, as machines create energy. b) it depends on the type of machine used. c) no, it doesn’t, as machines are inefficient. d) no, it doesn’t, as machines cannot create energy.

What is the power rating of the lightbulb if 3.0 a flow through it when connected to a 15 v battery