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December 7, 2016

Homework Help: physics

Posted by savannah on Friday, October 14, 2011 at 11:35am.

A woman at an airport is towing her 21.0 kg suitcase at constant speed by pulling on the strap at an angle of è above the horizontal (Fig. P4.40). She pulls on the strap with a 34.0 N force, and the friction force on the suitcase is 11.0 N.


(a) What angle does the strap make with the horizontal?
°
(b) What normal force does the ground exert on the suitcase?
N

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