HEL 9) Type three problem questions using this sentence stem, What is the effect of
on

Many machines- including inclined planes such as ramps- increase the strength of the force put into the machine but decrease the distance over which the force is applied. true or false

The magnitude of the poynting vector of a planar electromagnetic wave has an average value of 0.939 w/m^2 . the wave is incident upon a rectangular area, 1.5 m by 2.0 m, at right angles. how much total electromagnetic energy falls on the area during 1.0 minute?

The voltage applied across a given parallel-plate capacitor is doubled. how is the energy stored in the capacitor affected?