What form of electromagnetic radiation does a radio and microwave use?

The car hoist allows the car to be driven onto the platform, after which the rear wheels are raised. if the loading from both rear wheels is 1380 lb, determine the force in the hydraulic cylinder ab. neglect the weight of the platform itself. member bcd is a right-angle bell crank pinned to the ramp at c. the force is positive if in tension, negative if in compression.

What organization and environment is described above?

The direction of the current in an alternating current circuit remains constant. is direct. changes repeatedly. changes randomly.