what is the lenght in cm of an open-open tube whose lowest reasonably frequency is 300

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Q: A block of mass m= 2 kg is moving with speed 7ms^-1. It collides inelastically with a stationary…

A: Mass, m = 2 kgSpeed, u = 7 m/sMass, M = ? Speed, v = 0Combined speed, V = 5 m/s

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Q: A gray kangaroo can bound across level ground with each jump carrying it 8.0 m from the takeoff…

A: Horizontal distance travelled by the kangaroo, Angle,

Q: Photoelectric problem A light with a wavelength of 10-5 cm is struck on a metal cathode. Determine…

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Q: In the figure here, a ball is thrown up onto a roof, landing 4.20 s later at height h=20.0 m above…

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Q: Peruvian Cafe bought ad time on radio station WKOI. During the first four weeks, 4,000 different…

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Q: correct

A: Refractive index of glass = 1.5Length of glass L=2cm=2×10-2mWavelength of light used = 600nm=6000Ao

Q: Q. A particle at charge -4mC and mass 2 grams starts at point (1,1,1) with a velocity of 5ay m/s in…

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Q: The figure below shows a horizontal pipe with a varying cross section. A liquid with a density of…

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Q: m from the options below. B. D. +++ C. E.

A: Surface is frictionless Velocity is constant

Q: An oxygen nucleus (8 protons, 8 neutrons) moves at a velocity of 3.56 x 10^6 m/s in a direction…

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Q: at is specific heat? How efficient an object is at absorbing light. How efficient an object is at…

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Q: FOR PROBLEMS I to 2 REFER TO THE INFORMATION BELOW: R₂ a پسته R₁ www. RS R3 R4 www R6 yo R₂ müm مد…

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Q: container of ideal gas at standard temperature and pressure (273 K and 1 atm) undergoes an…

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Q: Calculate the percentage cold work for a specimen having strain value as 0.15 in/in. Answer Choices:…

A: Strain, e = 0.15 in/in = 0.15Percentage cold work, W = ?

Q: Part 1 Visible light of frequency f = 5 x 10¹4 Hz is beamed directly at a metal reflector. Light is…

A: “Since you have posted multiple questions, we will provide the solution only to the first question…

Q: A plane is flying with an airspeed of 165 miles per hour and heading of 145°. The wind currents are…

A: The Velocity of plane Vp=165 miles per hourThe velocity of wind Vw=20 miles per hour

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Q: In the figure, two blocks are connected over a pulley. The mass of block A is 7.30 kg and the…

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Q: A. The work done by the normal force is negative, because the normal force points upward and she is…

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Q: White Light Air Soap Air Mair = 1.0; scapfilm = 1.35; Interference from a soap film If the…

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Q: 9. Water flows in a horizontal pipe at a velocity of 8 m/s with a pressure of 120000 Pa. The pipe…

A: Velocity V1 = 8 m/sPressure P1 = 120000 Pa              P1 = 1.2 × 105 PaCross-sectional Area A1 =…

Q: You purchase a rectangular piece of metal that has dimensions 6.0 mm x 15.8 mm x 26.3 mm and mass…

A: A rectangular piece of metal has dimensions 6 mm x 15.8 mm x 26.3 mm and mass m = 1.58×10-2 kg.

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Q: SHOW ALL YOUR WORK. Correct answer without work will not receive credit. Provide brief explanation…

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Q: Reflection by thin layers. In the figure, light is incident perpendicularly on a thin layer of…

A: n1=1.50n2=1.35n3=1.46Thickness L=392nm=392×10-9m

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Q: An electrical circuit has a 4.00-V battery wired to two resistors, 2.06 Ohms and 5.96 Ohms, in…

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Q: A helium nucleus (2 protons, 2 neutrons) is traveling at a velocity of 8.34 x 10^6 m/s a distance of…

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Q: Assume your kitchen refrigerator operates between the temperatures -16°C and 25°C. A 50% Part (a)…

A: Write the given values to the suitable variables.Here,  is the lower temperature and  is the higher…

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Q: (a) What is the ratio of the radii of the nuclei Ni-58 and N-15? (b) What is the ratio of the…

A: The average radius of the nucleus with mass number a is given by Given

Q: .Electromagnetic Wave 7 É (₁t) B (X,t) D onsider an electromagnetic wave with these fields: Ē(x, t)…

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Q: Three charges are arranged as shown in the figure below. Find the magnitude and direction of the…

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Electromagnetic Waves

Electromagnetic waves are waves that consist of magnetic field and electric field components perpendicular to each other. These field components are also perpendicular to the direction of propagation of the wave.