Which one of the following devices converts light energy into electrical energy: A. Radio B. Radar C. Stereo speaker D. Photoelectric cell

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.

The plum pudding model of the atom states that ?

For which pair of objects would adding the same a