Show that when a string fixed at its two ends vibrates in 1 loop, 2 loops, 3 loops and 4 loops, the frequencies are in the ratio 1:2:3:4.
Show that when a string fixed at its two ends vibrates in 1 loop, 2 loops, 3 loops and 4 loops, the frequencies are in the ratio 1:2:3:4.
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1 Answer
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This is a short answer type question as classified in NCERT Exemplar
Let there are n number of loops in the string

length corresponding each loop is
So we can write L=
v/ =2L/n
so frequency v=
v
so
= 1:2:3:4
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