Beverly will ride an escalator for as long as Mrs. Peterson will let her. What 1 point BEST describes Beverly's speed on an escalator? *

The long handle on a rake is a(n) a. lever b. screw c. wedge d. inclined plane

What’s #16 asking me and how do i solve it?

A75-hp (shaft output) motor that has an efficiency of 91.0 percent is worn out and is to be replaced by a high-efficiency motor that has an efficiency of 95.4 percent. the motor operates 4368 hours a year at a load factor of 0.75. taking the cost of electricity to be $0.12/kwh, determine the amount of energy and money saved as a result of installing the high-efficiency motor instead of the standard motor. also, determine the simple payback period if the pu