A 70-kg stunt artist rides in a rocket sled which slides along a flat inclined surface. At
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Question:
A 70-kg stunt artist rides in a rocket sled which slides along a flat inclined surface. At an instant when the sled's acceleration has a horizontal component of 6.0 m/s 2 and a downward component of 2.8 m/s 2 , what is the magnitude of the force on the rider by the sled?
a. | 0.83 kN |
b. | 0.98 kN |
c. | 0.65 kN |
d. | 0.68 kN |
e. | 0.72 kN |
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