Asmall sphere with mass m carries a positive charge q and is attached to one end of a silk fiber of length l. the other end of the fiber is attached to a large vertical insulating sheet that has a positive surface charge density ïƒ. assume that the sphere is in equilibrium and find the angle that fiber makes with the vertical sheet. express your answer in terms of the variables q, ïƒ, m, and appropriate constants.

To protect all four receptacles on a branch circuit that surrounds a swimming pool, you would install which of the following configurations? a. gfci feed-through receptacle at the end of the load's circuit b. gfci-terminated receptacle at the beginning of the load's circuit c. gfci feed-through receptacle at the beginning of the load's circuit and the other receptacles connected to the load side of that receptacle d. gfci-terminated receptacle at each end of the load's circuit

How is acceleration calculated? a. initial velocity - final velocity / timeb. initial velocity + final velocity / timec. final velocity - initial velocity / timed. final velocity / timele select the best answer from the choices provided0oood00save and exitnextmark this and return

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