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Question 20

A piano wire 0.5 m long has a total mass of 0.01 kg and is stretched with a tension of 800N. Calculate the frequency of the wire when it sounds its fundamental note

  • A.200 Hz
  • B.100 Hz
  • C.4 Hz
  • D.2Hz
Objective

Question details

Exam body
UNIBEN
Subject
General Paper
Year
2013/2014
Question no.
#20
Type
Objective
Previous · Q19A wave of frequency 10Hz forms a stationary wave pattern in a medium where the… Next · Q21 A concave mirror has a focal length of 12cm. At what distance from the mirror…

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