The biot-savart law describes the relationship between which of the following? select all that apply.
electric field
potential
charge
magnetic field
velocity
acceleration
separation distance

What is the fate of the electrons that interact with a specimen in an electron microscope?

Under the action of a constant force an object accelerates at 7.8 m/s2. what will the acceleration be if (a) the force is halved? (b) the object's mass is halved? (c) the force and the object's mass are both halved? (d) the force is halved and the object's mass is doubled?

Consider an air-filled charged capacitor. how can its capacitance be increased?