A charge of 56 C is spread uniformly over a metallic thread of length 7 m and infinitely small cross sectional area. What is the linear charge distribution of the thread?

49 C m-1 8 C m-1 9 C m-1 392 C m-1

8 C m-1

Linear charge distribution : λ = Q/L Q = 56 C L = 7 m λ = 8 C m-1