The rope shown at an instant is carrying a wave travelling towards right, created by a source vibrating at a frequency n . Consider the following statements I. The speed of the wave is `4n xx ab` II. The medium at a will be in the same phase as d after `(4)/(3n)s` III. The phase difference between b and e is `(3pi)/(2)` Which of these statements are correctA. I, II and IIIB. II onlyC. I and IIID. III only

The rope shown at an instant is carrying a wave travelling towards rig

1.	The rope shown at an instant is carrying a wave travelling towards right, created by a source vibrating at a frequency n . Consider the following statements I. The speed of the wave is `4n xx ab` II. The medium at a will be in the same phase as d after `(4)/(3n)s` III. The phase difference between b and e is `(3pi)/(2)` Which of these statements are correctA. I, II and IIIB. II onlyC. I and IIID. III only
Answer» Correct Answer - C

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