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Questions and Answers
Which of the following is the correct unit for the Planck constant?
Which of the following is the correct unit for the Planck constant?
- Momentum
- Frequency
- Power
- Angular momentum
- Energy (correct)
What is true of all virtual images?
What is true of all virtual images?
- They can be seen but not photographed
- They are ephemeral (correct)
- They are larger than the objects
- They are smaller than the objects
What property does a substance used in constructing a thermometer need to have?
What property does a substance used in constructing a thermometer need to have?
- Expands linearly with rising temperature
- Will not boil
- Will not freeze
- Undergoes some change when heated or cooled (correct)
- Expands with rising temperature
What is the total charge passing through a 60-watt light bulb carrying a current of 0.5 A in one hour?
What is the total charge passing through a 60-watt light bulb carrying a current of 0.5 A in one hour?
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If the charge on a parallel-plate capacitor is doubled, what happens to the capacitance?
If the charge on a parallel-plate capacitor is doubled, what happens to the capacitance?
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