If a 2 kg ball has 120 J of PE, then how high off the ground is it? A. 60 m
B. 12.3 m
C. 6.1 m
D. 240 m

Hen a gfci receptacle device is installed on a 20-ampere branch circuit (12 awg copper), what is the minimum volume allowance (in cubic inches) required for conductor fill for each conductor in the outlet box?

The uniform slender bar rests on a smooth horizon- tal surface when a force f is applied normal to the bar at point a. point a is observed to have an initial acceleration aa of 20 m/s2, and the bar has a corre- sponding angular acceleration of 18 rad /s2. deter- mine the distance b.

Why do astronauts in the space shuttle weigh less?