A 2.5 Coulomb charge is placed in an electric field where it experiences an electrical force of 50.N. What is the value of the
electrical field at the place where the charge is located?
Remember to identify all data (givens and unknowns), list equations
used, show all your work, and include units and the proper number of
significant digits to receive full credit. (5 points)

Astone is dropped with no initial velocity from the top of a cliff and hits the ground a time of 3.9 s later. what is the height of the cliff, in units of meters? you may assume that air resistance is negligible. give the answer as a positive number question 15 a figure skater is rotating at a rate of 200 revolutions per minute. what is the angular speed, in units of rad/s? 200 o 20.9 12000 o 3.33

If the ama of the inclined plane below is 2, calculate the ima and efficiency. ima = efficiency =

Point charges q1 = 51 µc and q2 = −27 µc are placed 1.0 m apart, with q2 on the right. what is the force (in n) on a third charge q3 = 19 µc placed midway between q1 and q2? (assume the positive direction is to the right. indicate the direction with the sign of your answer.)