man is walking on a horizontal road at velocity of 5 kilometre per hour and the rain appears to be falling vertically at 5 kilometre per hour to him. the magnitude of velocity of rain with respect to the ground is

Rank the torques on the five doors shown in the figure above from least to greatest. note that the magnitude of all the forces is the same

Two large, flat, horizontally oriented plates are parallel to each other, a distance d apart. half way betwween the two plates the electric field has magnitude e. if the separation of the plates is reduced to d/2 what is the magnitude of the electric field half way between the plates?

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