A straight cylindrical wire of infinite length produces electric field of strength 9 × 10⁴ ​N/C at a distance of 10 cm. Linear charge density of the wire is_________
A. 0.1 µC/m
B. 0.5 µC/m
C. 50 µC/m
D. 10 µC/m
Answer:B
A straight cylindrical wire of infinite length produces electric field of strength 9 × 10⁴ ​N/C at a distance of 10 cm. Linear charge density of the wire is_________
A. 0.1 µC/m B. 0.5 µC/m C. 50 µC/m D. 10 µC/m