strap at an angle θ above the horizontal in Figure. She pulls on the strap with a

Question:

strap at an angle θ above the horizontal in Figure. She pulls on the strap with a 35.0-N force, and the friction force on the suitcase is 20.0 N. Draw a free-body diagram of the suitcase.
(a) What angle does the strap make with the horizontal?
(b) What normal force does the ground exert on the suitcase?

strap at an angle θ above the horizontal in Figure