Two speakers, s, and s,, are located 0.590 m apart as shown in the figure below. Sally stands 0.910 m away from speaker s,, indicated by the "X" on the figure. The speakers are connected to an adjustable oscillator and always emit the same sound in phase at the same frequency. (Use 343 m/s for the speed of sound in your calculations.) - X S, (a) If Sally cannot hear anything at her location due to destructive interference of sound from the two speakers, what is the lowest possible frequency of sound the speakers emit? Hz (b) The frequency is now changed to 2139 Hz. Sally stands at the same point. Her friend Mark moves speaker s, (along the same axis) to the closest point to speaker s,, but not coinciding with such that Sally hears a maximum of sound intensity. What is the new distance between s, and s,? m

Question
Two speakers, s, and s,, are located 0.590 m apart as shown in the figure below. Sally stands
0.910 m away from speaker s,, indicated by the "X" on the figure. The speakers are connected to an
adjustable oscillator and always emit the same sound in phase at the same frequency. (Use 343 m/s
for the speed of sound in your calculations.)
- X
S,
(a) If Sally cannot hear anything at her location due to destructive interference of sound from
the two speakers, what is the lowest possible frequency of sound the speakers emit?
Hz
(b) The frequency is now changed to 2139 Hz. Sally stands at the same point. Her friend Mark
moves speaker s, (along the same axis) to the closest point to speaker s,, but not coinciding
with
such that Sally hears a maximum of sound intensity. What is the new distance
between s, and s,?
m
View transcribed image text
Expand

Expert Answer

Want to see the step-by-step answer?

Check out a sample Q&A here.

Want to see this answer and more?

Experts are waiting 24/7 to provide step-by-step solutions in as fast as 30 minutes!*

*Response times may vary by subject and question complexity. Median response time is 34 minutes for paid subscribers and may be longer for promotional offers.
Tagged in
Science
Physics

Wave Motion

Related Physics Q&A

Find answers to questions asked by students like you.

Q: A basketball player throws a basketball into the air and watches as it undergoes projectile motion. ...

A: Along the vertical direction, the acceleration (ay) of the basketball is nothing but the gravitation...

Q: Thermal stresses caused by uneven cooling can easily break glass cookware. Explain why Pyrex®, a gla...

A: Click to see the answer

Q: The energy contents, unit costs, and typical conversion efficiencies of various energy sources for u...

A: The unit cost of each energy source for water heaters can be given by the equation, Now, for natura...

Q: Discuss in brief the path of light through a droplet.

A: Click to see the answer

Q: Suppose the radius of disc is R and positive charge is distributed uniformly on entire surface of di...

A: Given: Radius of disk = R Charge density of disc = σ

Q: The heating element in an electric kettle is rated as 2.0 kW. If the water in the kettle is at 100.0...

A: The formula for the power is: Thus, the heat generated by the heating element is 120 kJ which is tr...

Q: Two identical blocks resting on a frictionless, horizontal surface are connected by a lightspring ha...

A: Click to see the answer

Q: What happens to the hexagonal open structure of ice when sufficient pressure is applied to it?

A: In the hexagonal structure of the ice, the water molecules are arranged in the layers of hexagonal r...

Q: Steam at 4 MPa and 35C is expanded in anadiabatic turbine to 120 kPa. What is the isentropic efficie...

A: Given,

Q: A car is parked on a cliff overlooking the sea. The cliff is inclined at an angle of 29.0 degrees be...

A: Click to see the answer

Q: An empty jug of weight rests on a table. What is the support force exerted on the jug by the table? ...

A: What is the support force exerted on the jug by the table?   When the jug is resting on the table, w...

Q: What is the effect of air resistance on velocity of a projectile?

A: Path travelled by projectile under air resistance is shown below.

Q: How does a thermogram work?

A:   Infrared thermography is a technique which converts radiant heat or infrared energy of the person ...

Q: A focal point is located 20.0 cm from a convex mirror. An object is placed 12 cm from the mirror. De...

A: Click to see the answer

Q: A water heater that is connected across the terminals of a 15.0 V power supply is able to heat 250 m...

A: Click to see the answer

Q: Glenda and Harold are attempting to cross a river in a kayak. The river flows due east at 1.9 m/s. G...

A: Given : Width of river, w = 38 m              Velocity of Glenda and Harold, Vm1 = 2.4 m/s due north...

Q: Anna Litical ties a rope to a tree, stands 7.2 m away, and vibrates the rope up and down with 28 com...

A: From the provided diagram, the distance from crest and trough is 0.6 m. Thus, using the definition o...

Q: Your ear is capable of differentiating sounds that arrive at the ear just 1.00 ms apart. What is the...

A: Given:  time, t = 1 ms  speed, v = 340 m/s

Q: What is the frequency, in hertz, that corresponds to each of the following periods: (a) 0.10 s, (b) ...

A: Given:  Periods (a) 0.1 s (b) 5 s  (c) 1/60 s 

Q: Why is there no effect on other branches in a parallel circuit when one branch of the circuit is ope...

A: Consider the given circuit where R1, R2, and R3 are in parallel combination.Electric Potential V is ...

Q: A contestant in a winter sporting event pushes a 27 kg block of ice across a frozen lake as shown be...

A: Click to see the answer

Q: Consider a business jet of mass 30,000kg in takeoff when the thrust for eachn of two engines is30,00...

A: Click to see the answer

Q: Is a quantity whose cyclic integral is zero necessarily a property?

A: If a quantity whose cyclic integral is zero is dependent on the state only and is independent on pat...

Q: E. A water heater that is connected across the terminals of a 15.0 V power supply is able to heat 25...

A: Click to see the answer

Q: A parallel beam of light of wavelength 500 nm falls on a narrow slit and the resulting diffraction p...

A: The expression for the required slit width is,  

Q: In an industrial process, a fuel-air mixture is fitted with a piston. When the mixture is ignited at...

A: Click to see the answer

Q: Two identical blocks resting on a frictionless, horizontal surface are connected by a lightspring ha...

A: Click to see the answer

Q: The 1992 world speed record for a bicycle (human-powered vehicle) was set by Chris Huber. His time t...

A: Given:  speed, v = 19 km/h = 5.28 m/s distance, d = 200 m 

Q: 7.(a) 3 mols of a perfect gas is expanded reversibly from an initial pressure of 5 atm to 2 atm at a...

A: Convert the temperature from degree Celsius to Kelvin.

Q: A charged particle oscillates about its mean equilibrium position with a frequency of 109 Hz. What i...

A: Electromagnetic wave produced by oscillating charge particle. Electromagnetic waves are sinusoidal e...

Q: Explain the mechanism of Electrochemical cells and Electrical generators ?Explain in detail

A: Electrochemical cells: Cells are the source of energy which provide the potential difference and ren...

Q: particle A moves along the line y 30 m with a constant velocity of magnitude 3.0 m/s and parallel to...

A: The velocity vector of the particle A,

Q: A high tension (HT) supply of, say, 6 kV must have a very large internal resistance. Why?

A: Given:  V = 6 kV

Q: What is the effect of air resistance on the acceleration of falling objects? What is the acceleratio...

A: Click to see the answer

Q: What are damped vibrations? How do they differ from free vibrations? Give one example of each.

A: When total energy of the system does not change during the motion and hence the system will vibrate ...

Q: The analysis of any two-point source interference pattern and a successful determination of waveleng...

A: In Young's double-slit experiment -Distance between slit = dDistance from Slits to Screen = LDistanc...

Q: A spring is attached to an inclined plane as shown in the figure. A block of mass m is placed on the...

A: Assume x be distance by which the spring is compressed. Thus, the vertical distance covered by the b...

Q: How to calculate the speed of light.

A: Write the formula for the speed of light.

Q: What is the acceleration of a car that maintains a constant velocity of 55 mi/hr for 10.0 seconds?

A: Given:  Constant velocity, v = 55 mi/hr  time, t = 10 s 

Q: The temperature of a swimming pool is maintained at 20-degree Celsius when the outside temperature i...

A: The expression for the required comparison between the heat transfer energy is,  

Q: A body weighing 20kg just slides down a rough inclined plane that rises 5cm in every 15cm along the ...

A: Given : Mass of the body , m = 20 kg             

Q: A particle starts at the origin (x = 0) and moves in one dimension. The figure shows the velocity of...

A: Given:

Q: Jim Nazium is walking from lunch to his PE class. He exits the lunchroom and walks 43 m west. He the...

A: Click to see the answer

Q: I went the solution of this question,,,,

A: Click to see the answer

Q: Coach Sweeney walks 26 yards to the north along the sideline, pauses, and walks 12 yards back to the...

A: Click to see the answer

Q: If you count the tires on a large tractor-trailer that is unloading food at your local supermarket, ...

A: Click to see the answer

Q: (e) Imagine the Moon, with 27.3% of the radius of the Earth, had a charge 27.3% as large,with the sa...

A: Part e) Radius of moon (Rm) = 27.3% of radius of earth. Charge on moon (Qm) = 27.3% of charge on ear...

Q: Why does the use of blue light allow more information on a DVD?

A: Blue light allow more information on a DVD because of the shorter wavelength of this light.

Q: The heat of hydration of dough, which is 15 kJ/kg, will raise its temperature to undesirable levels ...

A: Given: Heat of Hydration (H) = 15 kJ/kgTemperature of city water (Tc) = 15°CLet the temperature of c...

Q: A 70-kg person experiences a whole-body exposure to alpha radiation (RBE=15) with energy 4.77 MeV. A...

A: It is given that,

Transcribed Image Text

Two speakers, s, and s,, are located 0.590 m apart as shown in the figure below. Sally stands 0.910 m away from speaker s,, indicated by the "X" on the figure. The speakers are connected to an adjustable oscillator and always emit the same sound in phase at the same frequency. (Use 343 m/s for the speed of sound in your calculations.) - X S, (a) If Sally cannot hear anything at her location due to destructive interference of sound from the two speakers, what is the lowest possible frequency of sound the speakers emit? Hz (b) The frequency is now changed to 2139 Hz. Sally stands at the same point. Her friend Mark moves speaker s, (along the same axis) to the closest point to speaker s,, but not coinciding with such that Sally hears a maximum of sound intensity. What is the new distance between s, and s,? m