A string is composed of two parts, each made of the same material and one having four times the diameter of the other. The string, subject to a tension T, is plucked so that a pulse moves along it at speed v₁ in the thick part and at speed v₂ in the thin part. The ratio of v₁/v₂is A) 1/4. B) 1/2. C) 1. D) 2. E) 4.

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The Answer of A string is composed of two parts, each made of the same material and one having four times the diameter of the other. The string, subject to a tension T, is plucked so that a pulse moves along it at speed v₁ in the thick part and at speed v₂ in the thin part. The ratio of v₁/v₂is A) 1/4. B) 1/2. C) 1. D) 2. E) 4.

A String Is Composed of Two Parts, Each Made of the Same