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

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1. A slinky can produce in laboratory:

(A) transverse waves only
(B) longitudinal waves only
(C) both (A) and (B)
(D) none of the above

2. In case of transverse wave:

the hump on the + y axis is called crest
the hump on the – y axis is called crest
the highest point on the hump on + y axis is called crest
the highest point on the hump on the – y axis is called crest

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