AIIMS 2007
- Exam
- AIIMS
- Year
- 2007
- Subject
- Physics
- Chapter
- Electrostatics
AIIMS 2007 · Physics · Electrostatics
In case of infinite long wire electric field is proportional to
In case of infinite long wire electric field is proportional to
Options
- A(\frac{1}{r})
- B(\frac{1}{r^2})
- C(\frac{1}{r^3})
- D
Correct answer
A. (\frac{1}{r})
Step-by-step solution
Electric field due to an infinite long wire of linear charge density (\lambda) is given by
(E=\frac{\lambda}{2 \pi \varepsilon_0 r})