A dolphin can hear sounds with frequencies of 140,000 Hz. If the speed of the sound in water is 1,500 m/s, what is the wavelength of the sound?
Q: If the current in a 490 mH coil changes steadily from 29.0 A to 9.0 A in 450 ms , what is the…
A:
Q: The crystal structure of GaAs is zinc blende with lattice constant a = 0.565 nm. Calculate the…
A:
Q: The energy-level diagram for the atomic emission spectra of an unknown gas is presented in the…
A: Given Data: Four energy levels with energies :n = 1 = 0 eV.n = 2 = 2 eV.n = 3 = 2.4 eV.n = 4 = 4.2…
Q: If the motion of an object for 0 ≤ ≤ t π seconds is described by the following parametric equations.…
A: To determine the Path of the particle , you need a equation which contains only x, y and constant.…
Q: Your friend refuses to use the coffee creamers at the local diner because they have been sitting on…
A: A coffee creamer is a non-dairy alternative to milk or cream that is often used to lighten the color…
Q: A standing wave on a rope is represented by the wave function y(x, t) = (0.020) sin(0.5*pi*x)…
A: Standing wave is a non-progressive wave which does not transfer energy. Given equation is a equation…
Q: 3. A nuclear reactor produces 2.75 x 10¹6 joules of energy. How many kilograms of uranium-235 are…
A: Kilograms of Uranium converted to energy.
Q: You have three polarizers. If incident light is polarized at 30 degrees to the vertical, aligned…
A: Number of polarizer is three. The incident light is polarized at 30 o
Q: Consider the diagram for question 2. A person of mass 70.5 kg is on a roller coaster at the top of…
A:
Q: compare and contrast the structures and function of static vs dynamic equilibrium
A: Static Equilibrium: Static equilibrium occurs when an object is at rest and all forces acting upon…
Q: Two point charges, Q₁ = -3.0 μC and Q2 = 1.8 μC are located between two oppositely charged parallel…
A:
Q: The position of an object (in metres) is given by the function s(t) = t4 - 10t³ +35² - 50 + 24 where…
A:
Q: The position of a 1 g object moving in the x direction at 1 cm/s is known to within +/- 10 nm. In…
A: The momentum in the x direction is given by: px = mvx = 0.001 kg x 0.01 m/s = 0.00001 kg m/s
Q: A battery, a switch, a capacitor, and a resistor are all connected in series around a single loop…
A: For RC circuit, The voltage across the resistor decreases with time.
Q: By measurement you determine that sound waves are spreading out equally in all directions from a…
A: Intensity, I=260 W/m2 Distance from sourc, r=43.0 cm Time, t=5.5 ms To determine energy emitted…
Q: (15) What is the angular momentum of the moon about the Earth? The mass of the moon is 7.35 x 1022…
A:
Q: By what percentage does the interior space of an iron bathysphere's volume change at this depth?…
A:
Q: shown in the sketch below. origin λ = 750 nm A. UV light with a frequency of 4.0x10¹4 Hz B. Red…
A:
Q: In simple harmonic motion, the displacement is maximum when the O velocity is zero O kinetic energy…
A: The given problem is based on simple harmonic motion. To solve the given problem at first we will…
Q: A Gaussian surface in the shape of a right circular cylinder with end caps has a radius of 13.5 cm…
A: The magnetic flux through the closed surface is zero. The addition of the flux through the two bases…
Q: 42. Which of the following do not provide scientific evidence for the concept of quantized energy?…
A: The concept of quantized energy refers to the idea that energy can only exist in discrete packets or…
Q: (Figure 1) is the position-versus-time graph of a particle in simple harmonic motion. ▾ Part A What…
A: Below graph represent position verses time graph of particle in a simple harmonic motion
Q: You push your 3.45 kg physics book 7.89 m along a horizontal tabletop with a horizontal push of 5.67…
A:
Q: Using the component method, determine the resultant force and the equilibrant force of each of the…
A:
Q: What is the role of symmetry in physics and how does it relate to the laws of nature?
A: Symmetry plays a crucial role in physics and it is closely related to the fundamental laws of…
Q: A police car is chasing a speeding car. Assume that the speeding car’s speed is 80.0 m/s and the…
A:
Q: A pilot flies in a straight path for 1 h 30 min. She then makes a course correction, heading 10…
A: The distance traveled in the original direction is given by: distance = speed x time = 640 mi/h x…
Q: 33. The forces on the pole can be reduced to a single force and a single moment at point A) P B) Q…
A:
Q: In the figure, a man is trying to get his car out of mud on the shoulder of a road. He ties one end…
A: The distance between the car and the pole is d=13 m The magnitude of the applied force, F=620 N The…
Q: The warmest temperature ever recorded in the United States is 134 °F in Death Valley, CA, on 10 July…
A: Temprature, T°F =134 °F We have to convert this temprature into Kelvins.
Q: Assume that the masses A and B are 4 kg and 10 kg, respectively. If the coefficient of friction…
A:
Q: Consider a 50.0 g ice cube placed in a container containing 200 g of water. The water is initially…
A:
Q: What is the speed of the stone if the length of the string that holds the stone is 0.8 m?
A: Number of revolutions=20 Time required for 20 revolutions=4s length of the string(r)= 0.8m
Q: 6. A wire with length L carries a constant current of I in the ty direction. See figure. It is in a…
A:
Q: Consider the following two vectors: Ủ = (1.4) î + (2.1) Ĵ + (4.1) k v = (-6.5) + (-7.9)ĵ+ (13) k
A: Given, U→=1.4i^+2.1j^+4.1k^ V→=-6.5i^-7.9j^+13k^ From dot product of two vectors we get,…
Q: Current Attempt in Progress Your answer is partially correct. A woman stands a distance d from a…
A: Initial Sound Intensity I1=4.8×10-3 W/m2 The final distance of the woman = 1.5 × Initial distance
Q: Based on the graph below, which of the following is true? Assume that the heating rate is constant.
A: Required : The correct option.
Q: A large mirror w=0.600 m wide hangs on one wall of a square room with wall length L = 4.40 m. A…
A: Draw the schematic rays diagram of the system.
Q: A certain object floats in three different fluids with different densities: A: 0.9p, B: p, C: 1.1p…
A:
Q: 7. Two blocks slide down a frictionless ramp. Block A has four times the mass of block B. Both…
A: According to Newton's second law of motion, the acceleration of an object is due to the net force…
Q: A charge q = 4.0 × 107 C is distributed uniformly around a thin ring of radius r = 6.3 cm. The ring…
A: Charge,q=4×10-7 C Radius of ring, r=6.3cm =0.063m Angular speed, ω=300 rad/s we want to determine…
Q: An infinite sheet with surface charge density a=5.6 µC/m² bisects a Gaussian surface in the shape of…
A:
Q: You place a crate of mass 25.0 kg on a frictionless 2.30-meter-long incline. You release the crate…
A: Mass of crate is M = 25 kg Length of inclination is L = 2.30 m time taken to reach bottom is t =…
Q: Given u = 144i − 17j, what are the magnitude and direction of −3u? Round to the nearest whole…
A: Since you have asked multiple question, we will solve the first question for you. If youwant any…
Q: A vertical spring stretches 7.9 cm when a 1.5 kg block is hung from its end. (a) Calculate the…
A: Mass of block m= 1.5 kg Spring constant k= 7.9 cm = 7.9*10-2 m “Since you have posted a…
Q: Determine the coordinates of the centroid of the T- section of a cast iron beam as shown. Solve also…
A:
Q: Can a car traveling in the -x direction experience an acceleration in the -x direction? If so, what…
A:
Q: Part B Imagine that the wire described in the problem introduction is used for the highest C on a…
A:
Q: (16) A 3.0-kg particle has a position vector given by F = (2.02 +3.01) where I is in meters and this…
A:
Q: Consider a mass on a spring with m = k = 1 and x(0) = x'(0) = 0. At each of the instants t = 0, π,…
A:
Trending now
This is a popular solution!
Step by step
Solved in 3 steps
- A submarine is moving toward another submarine at 17.79 m/s. It emits a 6.9-MHz ultrasound. What frequency (in MHz) would the second sub, at rest, detect? The speed of sound in water is 1482 m/s. No need to include the unit. Write your answer in whole numbers. Round your answer to 0 decimal places. Add your answerSolve the following problems. Show your solution. 1. Echoes return in 2.5 s to a person standing in front of a cliff. How far away is the cliff of the peed of the sound in air at sea level is 343 m/s when the temperature is 20 o C 2. The airplane takes off at 9:00 AM and flies in a straight path at 300 km/hr until1:00 PM, its speed is increased to 400 km/hr and it maintain this speed in the same direction until it lands at 3:00 PM. What is the average speed of the airplane fir the entire flight? 3. An object that is undergoing uniform acceleration from rest moves 7.4 m in 2.5 s. what is the acceleration of the object?Please show all steps. Label all variable symbols such as wavelength, wave speed, period etc before using them in a formula. Please format division and multiplication clearly if typing the answer
- Use the diagram below to answer the question. 3mmmmm wwwwww 0 cm 1 2 3 4 w n 5 6 7 8 9 10 1s Using your understanding of wavelength and frequency, compare the energy of the illustrated waves. Which property (amplitude, wavelength, or frequency) helped you the most when determining the energy of the waves? Why? Be sure to use evidence from the graphic to support your reasoning. Write your answer in complete sentences. The rubric is attached.5 Red light has a wavelength of 700 nm. What is the wavelength of red light in metres?Pls Help. Show every step and highlight the answer.
- F Student Life O graphing inequaliti. b Suggested Sites To-do Imported From IE Abrar Mustafa - A. G words that would d... ustafa - HC16. Rearranging of equations View Insert Format Tools Add-ons Help Accessibility Last edit was 3 minutes ago 100% Normal text Calibri BIUA . 12 三。 | I 3 | T 4 . . 6 CP-Physics/Lee Period: 3 HC16. Rearranging Name: Abrar Mustafa 2. Make v, the subject of d = v,t + (at?)/2. v,t + (at)/2 V = 3. Make v, the subject of d = [(v, + v,)t]/2. d = [(v, + v,)t]/2- [(v, + v,)t]/2 = d V = IIIPlease show all calculations and type them out So that I will be able to read them and understand what you're saying I have bad eyesight and it is very difficult for me to read handwritingProblem Solving. Solved what is ask. Show your complete solution and box your final answer. 1. What is the frequency in MHz of the following: b. 50 nanoseconds a. 0.345 nanoseconds 2. What is the frequency in kHz? b. 33.65 microsecond a. 45 microsecond 3. What is the frequency in Hz? b. 36.71 ms a. 12.43 ms
- Answer all questions in the space provided. Box only and all of your answers. Keep all work as organized as possible for the mental health of your grader! V sound = 343 m/s, Vlight = 3 × 10® m/s. W o = 5.67 × 10-8 nglass = 1.5, Nwater = 1.33, m2 K Question 1 Light is incident on the surface of a pond at an angle of 30° with respect to the normal. What is the angle of refraction as the light passes inside the water? Question 2 Calculate the critical angle of glass Question 3 A wave is described by the function: y = 20 sin (1207t – 3.r) (a) What is the maximum amplitude of this wave? (b) What is the linear frequency of this wave? (c) What is the wavelength of this wave? (d) What is the velocity of this wave?Sketch the region which is defined by the given condtions. 0 < 0 < t, r < 3 Expert Answer Want to see the step-by-step See Answer Check out a sample Q&A here. P Type here to search 99+ DI F1 F2 F3 F4Consider the rod shown in (Eigure 1). Suppose that h 110 mm, r= 170 mm. Figure C Part A Determine the location (2, y) of the centroid of the rod. Neglect the rod's thickness. Express your answers in millimeters to three significant figures separated by a comma. VAXI vec @ ond ? mm Submit Request AnswerSEE MORE QUESTIONS