How many electrons flow across the x-ray tube when an exposure is made at 50mAs? 8.0 x 10^17
3.3 x 10^17
8.0 x 10^-21
17 electrons

True or false: the revolution of the earth creates day and night as it rotates around the sun

The mini-refrigerator fire was most likely caused by what type of wiring?

Ablock having mass m slides down an inclined plane. the force of friction between the block and the inclined plane is f, the block's weight is m g, and the normal force is n. (a) draw a free – body force diagram showing the forces acting on the block. (b) write down all relevant newton’s equations for a given situation.