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- Introduction to Mechanics MCQ
- Unit 06: Work and Energy
- Which of the following statements
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Card 10 / 58: Which of the following statements regarding conservative and non-conservative forces is false?
A)
The mechanical energy of the system is conserved if the work is done by conservative forces.
B)
Energy is not conserved if work is done by non-conservative forces.
C)
The work done by conservative forces is independent of the path taken.
D)
Friction is a non-conservative force.
Answer:
B) Energy is not conserved if work is done by non-conservative forces.
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Attribution:
Introduction to Mechanics. The Saylor Academy 2014, http://www.saylor.org/courses/phys101/
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