A horizontal pulls a body of 2.25kg a distance of 8m across a rough horizontal surface, coefficient of fiction 1/3. The body moves with constant velocity and the only resisting force is due to friction. Find the work done friction

Your town is considering building a biodiesel power plant describe at least two advantages and two disadvantages

Four point charges each having charge q are located at the corners of a square having sides of length a. find symbolic expressions for the following. (a) the total electric potential at the center of the square due to the four charges (use any variable or symbol stated above along with the following as necessary: ke.) vtotal= (b) the work required to bring a fifth charge p from infinity to the center of the square (use any variable or symbol stated above along with the following as necessary: w=

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