Question 7
Under constant tension and constant mass per unit length, the note produced by a plucked string is 500Hz when the length of the wire is 0.9m. At what length is the frequency 150Hz?
Objective
Question details
- Exam body
- UNN
- Subject
- Physics
- Year
- 2007/2008
- Question no.
- #7
- Type
- Objective
More from this paper
- Q3A 90cm uniform lever has a load of 30N suspended at 15cm from one of its ends…
- Q4Two points on a velocity-time graph have coordinates (5s, 10m/s) and (20s…
- Q5Which of the following statements are correct? I. Land and sea breezes are…
- Q9The north pole of a magnet can never be separated from the south pole because of…
- Q10If the distance between two points charges is increased by a factor of four, the…
- Q11The terminal voltage of a battery is 4.0V when supplying a current of 2.0A; and…