The diagram above illustrates a waveform. Determine the number of wavelengths in it? By: Sunday|Published on: Jan 23|Categories: Physics WAEC| 0 comments A. 4 B. 3½ C. 2½ D. 2 Correct Answer: Option C C. 2½ Users Also Read These:The diagram above illustrates a part of the human…The diagram above illustrates a waveform. Which of…The diagram given illustrates wave-form. Determine…The diagram above illustrates the transverse section of a?The diagram above illustrates?SEE ALSO A block and tackle system has six pulleys. a force of 50N applied to it lifts a load of weight W. If the efficiency of the system is 40%, calculate W.