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The following physics responses are provided by a student and, as such, should be considered in that context. While every effort is made for accuracy, absolute correctness cannot be fully guaranteed.
| C | I | Question | Answer |
|---|---|---|---|
| 13 | The kinetic energy of the bob on a simple pendulum swinging in simple harmonic motion has its maximum value when the displacement from equilibrium is at what point in its swing? 1) zero displacement 2) 1/4 the amplitude 3) 1/2 the amplitude 4) 3/4 the amplitude 5) equal the amplitude | zero displacement | |
| 10 | Which best expresses the value for the coefficient of volume expansion, b, for given material as a function of its corresponding coefficient of linear expansion, α? | β = 3α | |
| 12 | When considering human metabolism in terms of the 1st Law of Thermodynamics, which of the following represents the metabolic rate? 1) ΔU / Δt 2) ΔQ / Δt 3) W / Δt 4) ΔW / Δt 5) U / Δt | ΔU/Δt | |
| 4 | Two objects, A and B, are placed on an inclined plane that can be rotated to different angles of elevation. A starts to slide at twice the angle of elevation that B starts sliding. The respective coefficients for static friction for A and B are mA and mB. Choose the last answer that is correct. | μA > μB |