Abox at rest on a ramp is in equilibrium, as shown.
what is the force of static friction acting on the box?
round your answer to the nearest whole number.
n
what is the normal force acting on the box? round your
answer to the nearest whole number.
n
20
f = 735 nk

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

Two point charges are separated by a certain distance. how does the strength of the electric field produced by the first charge, at the position of the second charge, change if the second charge is doubled? a. the field does not change b. the field strength decreases by half. c. the field strength doubles d. the field strength quadruples

Which of the following is a true statement about the acceleration ~a of the pendulum bob ~a is equal to the acceleration due to gravity. ~a is perpendicular to the bob’s trajectory. ~a is equal to the instantaneous rate of change in velocity. ~a is tangent to the bob’s trajectory.