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| 1 |
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Q:
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1 horsepower is approximately 33,000 foot-pounds per minute. How many watts is this? [note: assume 1 kg = 2 pounds and 1 m = 3 feet] |
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A
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367 |
B
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917 |
C
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49500 |
D
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horsepower cannot be converted into watts |
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Tags:
Miscellaneous Physics | |
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| 3 |
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Q:
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How would overactive osteoblasts affect the Young's modulus of bone over time? |
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A
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The Young's modulus would increase over time. |
B
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The Young's modulus would decrease over time. |
C
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The Young's modulus would remain the same over time. |
D
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The Young's modulus would decrease only if the bone density increased. |
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Tags:
Chemistry Laboratory Techniques | Miscellaneous Physics | |
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| 4 |
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Q:
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A new compound is discovered and found to have a density of 50 kg/m3. Which of the following is the correct specific gravity for this compound? |
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A
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50,000 |
B
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50 |
C
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0.5 |
D
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0.05 |
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Tags:
Miscellaneous Physics | |
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| 5 |
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Q:
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As per the Heisenberg uncertainty principle, which of the following properties of a quantum particle have a limit of precision of measurement when taken together?
I. position
II. momentum
III. velocity |
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A
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I only |
B
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I and II only |
C
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II and III only |
D
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I, II and III |
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Tags:
Miscellaneous Physics | |
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| 6 |
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Q:
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The mass-energy equivalence formula suggests that: |
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A
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photons are massless. |
B
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electrons are massless. |
C
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bodies at rest do not have energy. |
D
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anything with energy has mass. |
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Tags:
Miscellaneous Physics | |
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| 7 |
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Q:
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Which of the following is false regarding two velocity vectors, A and B? |
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A
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the sum of A and B can potentially be negative |
B
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the sum of A and B need not be less than the sum of their magnitudes |
C
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the sum of the magnitudes of A and B is less than the magnitude of the vector sum of A and B |
D
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the magnitude of B may be a multiple of the magnitude of A |
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Tags:
Miscellaneous Physics | |
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