Which of the following factors influence weather? (mark ALL correct answers) Select one or more:
a. The Moon
b. The Sun
c. Ocean currents
d. Landforms
e. Latitudinal location

Which of the following statement is false

Which property is expressed in distance units? o a. period o b. wavelength o c. speed o d. frequency

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