Assuming a current is flowing, what increases the strength of the magnetic field of a coiled electrical wire? Select all that apply. A:straightening the wire
B:changing the direction of the current flow
C:adding more coils to the wire
D:placing a metal bar within the coils
E:stopping the current

Modify the equation fδt=δ (mv) to find the force of friction.

Use the profile illustrated for problem (1). assume that the layer of silty sand fill (sm) is placed over the entire site. estimate the thickness of the fill (h - in feet) that will cause the effective vertical stress at the center of the clay layer to increase by 517.5 pounds per square foot.

Against his financial advisor's advice, frank has decided to invest his money in some risky stocks because he once made quite a bit of money in the stock market. his decision illustrates a. the representativeness heuristic b. overconfidence c. the availability heuristic d. confirmation bias select the best answer from the choices provided