Which of the following actions is necessary in order to tune a string to produce…

Which of the following actions is necessary in order to tune a string to produce a note of an octave higher than its fundamental?
  • A.
    doucling the length of the string
  • B.
    reducing the tension by half
  • C.
    reducing the mass per unit length
  • D.
    increasing the tension four times
Correct Answer: Option B
Explanation
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In the diagram, PO and OR are radii, |PQ| = |QR| and reflex In the diagram, PO and OR are radii, |PQ| = |QR| and reflex o. Calculate the value x A. 60o B. 55o C. 50o D. 45o Correct Answer: Option A Explanation o Also = 120o ( Byt x + R + 120 = 360o x + R = 360 – 240 = 120; Since x = R x + x = 120 2x = 120 Since x = R x + x = 120 2x = 120 x = (frac{120}{2}) = 60o `, props: [‘comment’], data() { return {} }, methods: {} }) {{ reply.posted_by.display_name }}:   {{ reply.created_at }}

In the diagram, PO and OR are radii, |PQ| = |QR| and reflex o. Calculate the value x…
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