Johnny drives to Wisconsin (1920 miles) in 32 hours. He returns home by the same route in the same amount of amount of time. a. Determine his average speed.

b. Determine his average velocity

c. Compare these two values and explain any differences.

What is an electric motor? explain its operation. 2-3 sentence

An electron with a charge of -1.6 × 10^-19 coulombs experiences a field of 1.4 × 10^5 newtons/coulomb. what is the magnitude of the electric force on this electron due to this field? a. 1.6 × 10^-3 newtons b. 1.4 × 10^24 newtons c. 2.2 × 10^-14 newtons d. 7.4 × 10^-13 newtons e. 4.5 × 10^14 newtons

When connected to a 120 v outlet, a light bulb consumed a power of 50.4 watts. what is the current flowing through it?