Alocalized impediment to electron flow in a circuit is a: resistor source of emf conduit conductor

When a 5.0kg cart undergoes a 2.2m/s increase in speed, what is the impulse of the cart

The free body diagram shows a box being pulled to the left up a 25-degree incline. the magnitude of the normal force is

When you jump from an elevated position you usually bend your knees upon reaching the ground. by doing this, you make the time of the impact about 10 times as great as for a stiff-legged landing. in this way the average force your body experiences is a) less than 1/10 as great. b) more than 1/10 as great. c) about 1/10 as great.d) about 10 times as great.