Suppose a Car Is Towed Using a Force of 1300 $25 ^ { \circ }$

question 20

Multiple Choice

Suppose a car is towed using a force of 1300 newtons. The chain used to pull the car makes a $25 ^ { \circ }$ angle with the horizontal. Find the work done in towing the car 4 kilometers. Round your answer to two decimal places.

• A)9,426.60 km-N
• B)4,712.80 km-N
• C)4,726.80 km-N
• D)9,424.60 km-N
• E)2,197.61 km-N

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Definitions:

Open Systems

A system is open or closed to the degree that it can exchange information and energy with its environment. A more open system can adapt to environmental changes.

Closed Systems

A system is open or closed to the degree that it can exchange information and energy with its environment. A closed system cannot adapt to environmental changes and is more likely to move toward entropy.

Levels

Different stages or degrees in a hierarchy or process.

Dynamic Function

The ability or process within a system or entity to change or evolve over time in response to external and internal conditions.