Multiple choice question X — task. Science CBSE, Class 9.

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எங்கள் ஆசிரியர்களுடன் 1-ஆன்-1 ஆலோசனை நேரத்தைப் பெறுங்கள். டாப்பர் ஆவதற்கு நாங்கள் பயிற்சி அளிப்போம்

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1. The wavelength is the linear distance between the:

(A) two consecutive compressions
(B) two consecutive rarefactions
(C) one compression and one rarefaction
(D) both (A) and (B)

2. In case of transverse wave:

the hump on the – y axis is called trough
the lowest point on the hump on the – y axis is called trough
the hump on + y axis is called trough
the highest point on the hump on the + y axis is called trough

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