An industrial water shutoff valve is designed to operate with 10 lb of effort force on the handle. The valve will encounter 150 lb of resistance force applied to a 3 in. diameter axle. What is the required actual mechanical advantage (AMA) of the system?

Awave is produced in a rope. the wave has a speed of 33 m/s and a frequency of 22 hz.

What type of relationship exists between the length of a wire and the resistance, if all other factors remain the same? o a. resistance is directly related to length. ob. resistance is directly related to the square of the length. c. resistance is inversely related to the length. d. resistance is inversely related to the square of the length. reset next

Explain what happens at the saturation point when adding salt to water at room temperature.