A +2e charge is at the point (-1,0) mm in the x, y plane. A –e charge is at the point (0,1) mm. What is the electric field at the origin? What would be the force on a +3e charge at this point? Give the x and y components for both the field and force

Write the correct abbreviation for each metric unit

How does a circuit breaker protect a refrigerator? a. when the current is too high, a metal strip in the fuse melts and opens the circuit. b. when the resistance is too high , a re-settable which opens a circuit c. when the current is too high , a re-settable switch opens the circuit d. when the resistance is too high a metal strip in the fuse melts and opens the circuit

Calculate a pendulums frequency of oscillation (in hz) if the pendulum completes one cycle in 0.5s.