Consider a circle of radius R = 4 m charged with a non uniform positive charge density λ=2Rθ/(πK)
K being the electric constant (Coulomb’s constant)
Find the electric potential, V, in volts, at the center of the circle

What are segments of dna that code for a particular trait. a combination of dna and proteins make up what

Using the work energy theorem. what is the velocity of a 850kg car after starting at rest when 13,000j of work is done to it.

Two forces produce equal torques on a door about the door hinge. the first force is applied at the midpoint of the door; the second force is applied at the doorknob. both forces are applied perpendicular to the door. which force has a greater magnitude?