You short-circuit a 18 volt battery by connecting a short wire from one end of the battery to the other end. if the current in the short circuit is measured to be 19 amperes, what is the internal resistance of the battery\

Which is the best for showing percentages of different types of cars sold(gas hybrid , electric , other ) in the united states ?

Wavelength,frequency,and energy are related.what happens to a wave as it’s wavelength gets shorter?

Consider two regions of space containing a static electric field, region a and region b. in region a the equipotential lines are more closely spaced than those in region b. what can be said about the relative strength of the electric field in the two regions? a) the electric field in region a is stronger th