After the electric utility installs C Ts and PTs, the electrical contractor is responsible for installing -inch conduit.
A. 2
B.2 1/4
C. 1 1/4
D. 1

Using a wheel and axle, a farmer is trying to lift a bucket of water from the bottom of a well. the larger wheel has a radius of 40 cm compared to the axle that has a radius of 10 cm. if a bucket of water is 50 n, then how much effort is required to raise it? 12.5 n 200 n 2 n 500 n