A wire of length L and mass 6 x 10-3 kg/m per unit length is put under tension of 540N. Two consecutive frequencies that it resonates at are: 420 Hz and 490 Hz . Then L in meter is a. 8.1 m b. 2.1 m c. 1.1 m d. 5.1 m
Q: A harmonic wave is travelling along a rope. The wave generator creates a total of 40.0 vibrations in…
A: Frequency : Frequency is defined as the number of times an event takes place per unit of time.…
Q: What is the period of a wave if its speed is 45 m/s and its wavelength is 3.6 m? A. 0.080 s В. 8.0 s…
A:
Q: A 30m long aluminum wire (m = 64g) and a 20m copper wire (mc = 140g), both with the same diameter,…
A:
Q: A pulse moves along a 2.2 m long taught string at 21 m/s. If the tension of the string is 4.3 N,…
A:
Q: QUESTION 23 A string with two fixed ends has a mass of 2.0 g and a length of 40 cm. If the string is…
A:
Q: A free open-ended instrument has an air column length of 108 cm. What is the wavelength of the 3rd…
A: Given data: The length of air column is L=108 cm.
Q: A child sits on a swing supported by ropes of length 2.0 m. With what frequency will she need to…
A: GivenThe time period of oscillation is given by, hence the frequency of driving force to maintain…
Q: Ultrasound can be used to deliver energy to tissues for therapy. It can penetrate tissue to a depth…
A:
Q: If the velocity (v) of a wave increases by a factor of 2 and its frequency (f) decreases to a…
A: Answer:- (D) (1/2)λ Given Velocity (v) of a wave increases by a factor of 2 and its frequency (f)…
Q: requency discrimination in the ear involves? Which one or more? a. A peak of low frequency…
A: Frequency discrimination in the ear refers to the ear's ability to detect and distinguish sounds of…
Q: A tube of length 1.2m, closed at one end and open at the other, vibrates in its second mode of…
A: The frequency of second mode of vibration is f =3 v4 L where, v is the speed of sound, L is the…
Q: The D-string on a properly tuned guitar produces a tone with a fundamental frequency of 146.8 Hz.…
A:
Q: Two ultrasonic sound waves combine and form a beat frequency that is in the range of human hearing…
A: The beat frequency is given by Where f1 and f2 are frequencies of combining waves.
Q: One end of the elastic string is attached to a vibrator and the opposite end passes over a pulley…
A: frequency = 30 Hz MAss that is attached = 32.2 kg weight = mg = 32.2 * 9.8 = 315.56 NLength of…
Q: Two waves are traveling in the same direction along a stretched string. The waves are 90.0° out of…
A: Lets name the amplitude of the waves be R1 and R2 Waves are 90 out of phase Amplitude each wave is…
Q: cm
A:
Q: Answer questions 6&7.
A: given frequency of the wave f = 60 hertz we know the relation between time period and frequency…
Q: 15) A sinusoidal wave traveling on a string has an amplitude of 5.0 cm, a period of 0.15 s, and a…
A:
Q: John ties a 15-m-long, 4 kg rope to a wall and stretches it out horizontally, placing it under a…
A: The string's tension is, T=4000 N The linear mass density of the rope is, μ=mL=4 kg15 m=0.267 kg/m
Q: Harvey, a harpist, plucks a 0.600 m long string on his harp. The string has a first overtone of…
A:
Q: A traveling wave is represented by a wave function y(x, t)= (5.0 cm) sin (x-(0.20 m/s)t). When 3.0…
A:
Q: A harmonic wave is traveling along a rope. It is observed that the oscillator that generates the…
A:
Q: Suppose you pluck a string on a guitar and it produces the note A at a frequency of 440 Hz. Now you…
A: initial frequency is, f=vsound2L final frequency is, f'=vsound2L'f'=vsound245L
Q: A rope has an overall length 10.00 m and a total mass of 2.00 kg. The rope is stretched with a…
A: Answer Given Length of the rope L = 10 m Mass of the rope m = 2 kg Tension force F= 50 N Frequency…
Q: The noise level generated by domestic air conditioner ranges between
A: When it comes to air conditioners, the noise level is measured in decibels (dB). Decibels are a unit…
Q: You are standing by the side of the road you hear a frequency of 600 Hz from an approaching fire…
A: Given, f0=600 Hzfs=400 Hzv=340 m/s
A wire of length L and mass 6 x 10-3 kg/m per unit length is put under tension of 540N. Two consecutive frequencies that it resonates at are: 420 Hz and 490 Hz . Then L in meter is
- a. 8.1 m
- b. 2.1 m
- c. 1.1 m
- d. 5.1 m
Step by step
Solved in 2 steps
- QUESTION 6 A tranverse wave in a medium wave is described by the following equation: y(x,t) = (12 m)cos(3.0x - 120t). What is the speed of this wave? (x and y describe real space with units of meters, and t is time in seconds.) а. 60 m/s b. 70 m/s С. 50 m/s d. 30 m/s e. 40 m/sThe peniodic wove below has a speed of 3.0 x 10º m/s. wal 6.0 m 5. What is the frequency of the wave? A) 5.0 x 107 Hz B) 1.8 x 10° Hz C 20 x 105 Hz D) 1.0 x 108 HzA harmonic wave is traveling along a rope. It is observed that the oscillator that generates the wave completes 44.0 vibrations in 29.0 s. Also, a given maximum travels 425 cm along the rope in 5.0 s. What is the wavelength? cm Need Help? Read It Watch It
- A surfer waiting for a good wave notices that 5 wave crests pass by in 6 s. The timing starts with the first crest and ends with the fifth. If the distance between two successive waves is 3.6 m, determine the speed of the waves. A. 1.4 m/s B. 2.4 m/s C. 3.4 m/s D. 4.4 m/s E. 5.4 m/sQ18 An Ethernet cable is 3.85 m long. The cable has a mass of 0.210 kg. A transverse pulse is produced by plucking one end of the taut cable. The pulse makes four trips down and back along the cable in 0.715 s. What is the tension in the cable?A pulse in a less dense medium is traveling towards the boundary with a more dense medium. Mediun 1 Medium2 Less Dense More Dense The amplitude of the transmitted wave will be . the incident wave. a. greater than O b. less than c. same as When two objects are at the same temperature, then . a. the molecules stops moving O b. they have the same number of molecules O c. there is no heat transfer between them o d. it cools
- If the wavelength of the standing wave of the vibrating string is 0.6 m, then calculate the length of the string (wire) in metre. а. 1.80 b. 0.20 O c. 0.90 d. 0.40 34°C t pilt A hpmy choice Waves travel along a spring at a speed of 1.7 m/s. If the frequency of the source is 7.5 Hz, then what is the wavelength? Select one: O a. 13 m O b. 44 m O c. 0.23 m O d. 4.4 m A sound wave generated from a tuning fork of single frequency travels from air (with speed of sound 340 m/s) into rock (with Which statement is true about the wavelength and frequency of the sound as it passes from air to rock? Select one: Q Search hpA stretched string of length L = 2 m resonates in two loops. What is the wavelength of the wave? a.3 m b.6 m c.2 m d.1 m e.4 m