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TS EAMCET 19-July-2022 Shift 2 Solved Paper

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Question : 101

Total: 160

A wire of length 0.4m stretched at both ends vibrates 250 times per second. If the length of the wire is increased by 0.1m and the stretching force is reduced to 1∕4‌th ‌ of its original value then the new frequency is

50Hz
75Hz
100Hz
150Hz

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