When used in physical therapy, a diathermy machine gives the sensation of "deep heat" in the tissue being treated.
if a diathermy machine creates electromagnetic radiation with a frequency of 27 mhz, what type of electromagnetic radiation is it creating?
a)radio waves
b) visible light
c) infrared radiation
d)microwave radiation

Ihope you find the answer

Gravity, from the center of mass of the box, extending downward normal force, from the floor under the box, extending upward, equal to gravity push force, acting at a point on the box, extending in the direction of motion friction, acting at any point on the box directly opposite the push, extending directly opposite to the motion