APFIVE Energy Dissipation in a Pendulum
A pendulum swings back and forth in a classroom, gradually coming to rest. Which statement correctly describes the energy transformation according to the scope of AP Physics 1?
A
Total energy is conserved with no dissipation
B
Mechanical energy is gradually dissipated, not conserved
C
Thermal energy from the air transfers to the pendulum
D
Mechanical energy transforms into electrical energy
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