Which of the following is the best statement for a velocity? A 40 km/hr B 50 km/hr southwest C 30 meters per second D 60 miles per hour E 30 km at 45° north of east

In which of the following cases is work being done on an object? question 2 options: pulling a trailer up a hill carrying a box down a corridor suspending a heavy weight with a strong chain pushing against a locked door

What is the magnitude of the acceleration vector which causes a particle to move from velocity −5i−2j m/s to −6i+ 7j m/s in 8 seconds. answer in m/s.

The two required components for a generator are