Problem 5: Suppose the ski patrol lowers a rescue sled carrying an injured skiier, with a combined mass of 77.5 kg, down a 60.0° slope at constant speed, as shown in the Figure. The coefficient of kinetic friction between the sled and the snow is 0.100. 60 Part (a) How much work, in joules, is done by friction as the sled moves 32.5 m along the hill? Numeric : Anumeric value is expected and not an expression. Wf =. Part (b) How much work, in joules, is done by the rope on the sled over this distance? Numeric Anumeric value is expected and not an expression. Wr = Part (c) What is the work, in joules, done by the gravitational force on the sled? Numeric : A numeric value is expected and not an expression. We = Part (d) What is the net work done on the sled, in joules? Numeric : A numeric value is expected and not an expression. W. net
Problem 5: Suppose the ski patrol lowers a rescue sled carrying an injured skiier, with a combined mass of 77.5 kg, down a 60.0° slope at constant speed, as shown in the Figure. The coefficient of kinetic friction between the sled and the snow is 0.100. 60 Part (a) How much work, in joules, is done by friction as the sled moves 32.5 m along the hill? Numeric : Anumeric value is expected and not an expression. Wf =. Part (b) How much work, in joules, is done by the rope on the sled over this distance? Numeric Anumeric value is expected and not an expression. Wr = Part (c) What is the work, in joules, done by the gravitational force on the sled? Numeric : A numeric value is expected and not an expression. We = Part (d) What is the net work done on the sled, in joules? Numeric : A numeric value is expected and not an expression. W. net
Transcribed Image Text:Problem 5: Suppose the ski patrol lowers a rescue sled carrying an injured skiier, with
a combined mass of 77.5 kg, down a 60.0° slope at constant speed, as shown in the
Figure. The coefficient of kinetic friction between the sled and the snow is 0.100.
60°
Part (a) How much work, in joules, is done by friction as the sled moves 32.5 m along the hill?
Numeric : A numeric value is expected and not an expression.
Wf =
Part (b) How much work, in joules, is done by the rope on the sled over this distance?
Numeric : A numeric value is expected and not an expression.
Wr =
Part (c) What is the work, in joules, done by the gravitational force on the sled?
Numeric : A numeric value is expected and not an expression.
Part (d) What is the net work done on the sled, in joules?
Numeric : A numeric value is expected and not an expression.
W net
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