Question: A father is pulling his daughter's sled with the angle of 32 degrees. The coefficient of static friction between snow and sled (Us ) is

A father is pulling his daughter's sled with the angle of 32 degrees. The coefficient of static friction between snow and sled (Us ) is equal 0.13. Weight of sled and daughter is 26 kg. What is the minimum force that the father has to exert in order to move his daughter (in Newtons)? (Hint: The normal force is not equal to the weight of the sled and his daughter) F

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