Abox of mass 30 kg, is sliding down a ramp at an angle if 35 degrees. the coefficient of kinetic friction is 0.42 and the coefficient of static friction is 0.89. calculate the amount of friction on the box.

1. in terms of fuel economy rank the following hybrid and electric vehicles, and justify application specific to each hybrid technology stop/start | mild hybrid | full hybrid | plug-in hybrid | full electric a. rank based on fuel economy b. justify your application specific for each technology

1. how to locate the image in converging(concave) mirror and diverging (convex) mirror with salt. 2. how to locate the image in a converging (convex) lens and diverging (concave) lens with salt.

Positrons are spontaneously emitted from the nuclei of