Amachine has a mechanical advantage of 3. if the
input force is 2 n, what is the output force?

There are two-speed cameras, one in an are where the speed limit is 30 km/h and another where the speed limit is 50 km/h. in which will there be a smaller time interval between the photographs? explain your answer.

Select the three ways that the parallel-plate capacitor differs from a car battery.

Lightning is an example of what phenomenon? a release of a large amount of energyan absorption of a large amount of energya natural electric circuita natural electric current