A uniform electric field of magnitude 273 V/m is directed in the positive x-direction. Suppose a 24 µC charge moves from the origin to point A at the coordinates, (38 cm, 56 cm). What is the absolute value of the change in potential from the origin to point A? Answer in units of V.

Around faucet handle is part of a(n) a. lever b. screw c. inclined plane d. wheel and axle

Thomas his older brothers, who own a junk yard, on the weekends to earn extra money. he likes to them push broken-down cars to the back of the junk yard because it makes him feel strong. last saturday, they pushed three cars with different weights, and he noticed he used different amounts of force for each one. the cars were the following weights: white car: 2,700 kg red car: 1,500 kg blue car: 2,100 kg think about how much force is needed to move each car. which correctly lists the cars in order from the most to least amount of force needed to move them? a) white, blue, red b) blue, red, white c) red, white, blue d) white, red, blue

The electric potential a distance r from a small charge is proportional to what power of the distance from the charge? a. r^-1 b. r c. r^-2 d. r^2