MCQ 13 (4 marks) Which of the following statements is not necessarily true regarding mechanical waves? A) They are formed by some source of disturbance. (B) They are sinusoidal in nature. (C) The...

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MCQ 13 (4 marks) Which of the following statements is not necessarily true regarding mechanical waves? A) They are formed by

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Option B is the answer

Mechanical waves need not to be sinusodial

whereas all options are correct ..they are formed by disturbance,they carry energy,require material medium for propagation and velocity depends on medium.

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MCQ 13 (4 marks) Which of the following statements is not necessarily true regarding mechanical waves? A) They are formed by some source of disturbance. (B) They are sinusoidal in nature. (C) The...