A uniform line of charge of length 2L/3 lying between x = 0 and x = 2L/3 is charged with Q/2 as shown in the figure. Which of the following gives the electric field at point P located at x = 2L? 3kQ % (2L-x)² Selected Answer: 2L dx 4L 2L Answers: 3kQ dx 4L o (2L-x)? 2L/3 3kQ dx 4L (L – x)² 3kQ 2L dx 4L o (2L-x)2 3kQ r 21/3 dx 2L (2L – x)? 21/3 dx 4L (2L– x)?

A uniform line of charge of length 2L/3 lying between x = 0 and x = 2L/3 is charged with Q/2 as shown in the figure. Which of the following gives the electric field at point P located at x = 2L? 3kQ % (2L-x)² Selected Answer: 2L dx 4L 2L Answers: 3kQ dx 4L o (2L-x)? 2L/3 3kQ dx 4L (L – x)² 3kQ 2L dx 4L o (2L-x)2 3kQ r 21/3 dx 2L (2L – x)? 21/3 dx 4L (2L– x)?