two charges (+3uC on the left of the -5uC) are separated by a distance of 5um on a horizontal line. Point P is located 10um above the 3uC charges. a) Draw a sketch of the setting discussed in the question above. Make sure to label all points. b) calculate the field at point P. c) Calculate the potential at point P. d) the force on a +2uC placed at point P​

Which fact supports the conclusion that there will be fewer farm managers in the future? a) a farmer manager’s duties vary by the type of farm. b) farm technology is replacing some administrative jobs c) farm managers often need experience but not education. d) administrative duties include budgeting and training staff.

Which of the following are guidelines to follow for obtaining accurate observations

The space between two 15-in.-long concentric cylinders is filled with glycerin (viscosity = 8.5 × 10-3 lb·s/ft2). the inner cylinder has a radius of 1 in. and the gap width between cylinders is 0.1 in. determine (a) the torque and (b) the power required to rotate the inner cylinder at 180 rev/min. the outer cylinder is fixed. assume the velocity distribution in the gap to be linear.