A flight attendant pulls her 70 N flight bag a distance of 390 m along a level airport floor at a constant velocity. The force she exerts is 39 N at an angle of 56° above the horizontal.

(a) Find the work she does on the flight bag.

J

(b) Find the work done by the force of friction on the flight bag.

J

(c) Find the coefficient of kinetic friciton between the flight bag and the floor.

(a) Find the work she does on the flight bag.

J

(b) Find the work done by the force of friction on the flight bag.

J

(c) Find the coefficient of kinetic friciton between the flight bag and the floor.

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