A primary coil of a transformer in a toy electric car has 300 turns and the secondary coil has 30 turns. How many volts will be induced when the primary coil is connected to a 9 V battery?

answer:   you might love summer weather, but you don’t want it to feel like the sun is inside your car. but a hot car that just won’t seem to cool down might be a bigger of a problem than you think. your car relies on being at the right temperature.

explanation:

measure their densities same density, same sub

no sign of dia of fuel cell