The force A = 4.0N makes an angle of 30° above the positive x-axis. The force B = 6.0N makes an angle of 50° above the negative x-axis. The force C = 8.0N
makes an angle of 45° below the positive x-axis. Find the magnitude and
direction of the vector sum of these three forces.

The two required components for a generator are

You are driving directly behind a pickup truck, going at the same speed as the truck. a crate falls from the bed of the truck to the road. (a) will your car hit the crate before the crate hits the road if you neither brake nor swerve? (b) during the fall, is the horizontal speed of the crate more than, less than, or the same as that of the truck?

An isotope undergoes radioactive decay by emitting radiation that has a –1 charge. what other characteristic does the radiation have?