Your friend's 1.24 g graduation tassel hangs on a string from his rear-view mirror.
(a) When he accelerates from a stoplight, the tassel deflects backward toward the rear of the car hanging at an angle of 6.30° relative to the vertical. Find the tension in the string holding the tassel.
N
(b) At what angle to the vertical will the tension in the string be twice the weight of the tassel?
°