The fundamental frequency of a plucked wire under a tension of 400N is 250Hz. When the frequency is changed to 500 Hz at constant length, the tension is by Sunday | Nov 11 | Physics JAMB | 0 comments A. 1600N B. 400N C. 160N D. 40N Correct Answer: Option A = 1600N Users Also Read These:A wire of length 100.0m at 30° has linear expansive…A wire of 5Ω resistance is drawn out so that its new…A wire of length 400cm is stretched between two…An electric pressing iron is connected to the mains…A spring of force constant 500 Nm‾¹ is compressed…