Two small identical speakers are connected (in phase) to the same source. The speakers are 6m apart and at ear level. An observer stands at C, 8m in front of one speaker as shown. Which of the following statements is/are TRUE? Select all possible answers. A ... В (A) •The sound she hears will be least intense if the wavelength is 4m. B) •No sound will be heard at any wavelength. •The sound she hears will be least intense if the wavelength is 2m. D •The sound she hears will be most intense if the wavelength is 4m. E) •The sound she hears will be most intense if the wavelength is 2m.

Two small identical speakers are connected (in phase) to the same source. The speakers are 6m apart and at ear level. An observer stands at C, 8m in front of one speaker as shown. Which of the following statements is/are TRUE? Select all possible answers. A ... В (A) •The sound she hears will be least intense if the wavelength is 4m. B) •No sound will be heard at any wavelength. •The sound she hears will be least intense if the wavelength is 2m. D •The sound she hears will be most intense if the wavelength is 4m. E) •The sound she hears will be most intense if the wavelength is 2m.