Waves - Result Question 48
50. A string of length has a mass of . If tension in the string is , then speed of a wave on the string is
[2001, 1989]
(a)
(b)
(c)
(d)
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Answer:
Correct Answer: 50. (c)
Solution:
- (c) Given : Length
Mass
Therefore, mass of string per unit length
speed of wave,