Wo fixed charges, a and b are located at x axis. a is at x = 0 m, b is at x = 4 m. qa = +4.0 μc and qb = -5.0 μc. calculate the electric field at point x = 6 m.

Name three different units of energy used to measure heat and describe what type of situations each is usually used.

A3030 cmcm wrench is used to loosen a bolt with a force applied 0.30.3 mm from the bolt. it takes 6060 nn to loosen the bolt when the force is applied perpendicular to the wrench. how much force would it take if the force was applied at a 3030 degree angle from perpendicular? a 3030 cmcm wrench is used to loosen a bolt with a force applied 0.30.3 mm from the bolt. it takes 6060 nn to loosen the bolt when the force is applied perpendicular to the wrench. how much force would it take if the force was applied at a 3030 degree angle from perpendicular?

What causes the formation of ocean currents?