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Questions and Answers
What are the units of intensity in the SI system?
What are the units of intensity in the SI system?
- Kilograms per second (kg/s)
- Watts per square meter (W/m2) (correct)
- Joules per cubic meter (J/m3)
- Watts per cubic meter (W/m3)
In which circumstances can intensity be applied?
In which circumstances can intensity be applied?
- Electrical circuits and magnetic fields
- Chemical reactions and phase changes
- Situations involving temperature and pressure
- Waves and other situations involving energy transfer (correct)
What does the intensity of a wave depend on?
What does the intensity of a wave depend on?
- The square root of its frequency
- The inverse of its wavelength
- The velocity of the medium it travels through
- The square of its amplitude (correct)
How is intensity related to energy density and velocity?
How is intensity related to energy density and velocity?
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What is the relationship between intensity and power transfer over one period of a wave?
What is the relationship between intensity and power transfer over one period of a wave?
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