AP EAMCET201725 Apr 2017Morning ShiftPhysicsElectromagnetic WavesActual
If ' c ' is the speed of electromagnetic waves in vacuum, then their speed in a medium of dielectric constant ' K ' and relative permittivity ' _ r ' is ____
Options
- A1 _ r K
- Bc _ r K
- Cc _ r K
- DK _ r c
Correct answer
C. c _ r K
Step-by-step solution
No solution. Refer to answer key.