Name a physical quantity used to measure optical density of a Medium

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SUMMARY

The discussion centers on the measurement of optical density in a medium, specifically identifying "absorbance" as the physical quantity used for this purpose. Participants also explore the induced electromotive force (e.m.f) in rectangular and circular loops moving out of a magnetic field, noting that the e.m.f is constant in the rectangular loop during motion. Additionally, electric and magnetic fields are highlighted as key physical quantities associated with electromagnetic waves, alongside velocity and wavelength.

PREREQUISITES
  • Understanding of electromagnetic induction principles
  • Familiarity with the concept of optical density
  • Knowledge of basic wave properties in physics
  • Experience with measuring e.m.f in circuits
NEXT STEPS
  • Research the concept of "absorbance" in optics
  • Study the principles of electromagnetic induction in detail
  • Learn about the relationship between electric and magnetic fields in electromagnetic waves
  • Explore the mathematical formulation of induced e.m.f in various loop geometries
USEFUL FOR

Physics students, educators, and professionals in optics and electromagnetism who seek to deepen their understanding of optical density measurement and electromagnetic wave properties.

devrudra07
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1.A rectangular loop and a Circular loop are moving out of a uniform magnetic field to a field free region with a constant velocity V.In which loop the induced e.m.f is constant during the motion of the loop.

2.Name two Physical quantifies other than velocity,wavelength and C,associated with electromagnetic waves.

3.Name a physical quantity used to measure optical density of a Medium.

:smile:
 
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In a rectangular loop what is the overall emf induced? In a circular coil, what is the emf induced?

2) What do you think defines waves?
 
rock.freak667 said:
In a rectangular loop what is the overall emf induced? In a circular coil, what is the emf induced?

2) What do you think defines waves?

i've given the complete question.nothing more to it.
i guess the ans to second one is electric and magnetic field.just checking
 

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