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De Broglie Wavelength Solutions Library

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74 solutions

De Broglie Wavelength

Q. How to calculate the wavelength of a baseball (m = 155 g) moving at 32.5 m/s?

Solved • Mar 25, 2020

De Broglie Wavelength

Q. The de Broglie wavelength of an electron with a velocity of 7.40 × 106 m/s is ________ m. The mass of the electron is 9.11 × 10-28 g. A) 1.02 × 101...

Solved • Sep 13, 2019

De Broglie Wavelength

Q. How to calculate the de Broglie wavelength for each of the following? a. an electron with a velocity 10.% of the speed of light b. a tennis ball (5...

Solved • Aug 8, 2019

De Broglie Wavelength

Q. Neutron diffraction is an important technique for determining the structures of molecules.Calculate the velocity of a neutron needed to achieve a w...

Solved • Nov 12, 2018

De Broglie Wavelength

Q. What is the velocity of an electron that has a de Broglie wavelength approximately the length of a chemical bond? Assume the length of a chemical b...

Solved • Nov 12, 2018

De Broglie Wavelength

Q. In order for a thermonuclear fusion reaction of two deuterons (12H+ ) to take place, the deuterons must collide and each must have a velocity of ab...

Solved • Nov 12, 2018

De Broglie Wavelength

Q. Find the longest wavelength of a wave that can travel around in a circular orbit of radius 5.6 m.

Solved • Nov 12, 2018

De Broglie Wavelength

Q. In a technique used for surface analysis called auger electron spectroscopy (AES), electrons are accelerated toward a metal surface. These electron...

Solved • Nov 12, 2018

De Broglie Wavelength

Q. The resolution limit of a microscope is roughly equal to the wavelength of light used in producing the image. Electron microscopes use an electron ...

Solved • Nov 12, 2018

De Broglie Wavelength

Q. Calculate the de Broglie wavelength of a 143-g baseball traveling at 90 mph.

Solved • Nov 12, 2018

De Broglie Wavelength

Q. Why is the wave nature of matter not important for a baseball?

Solved • Nov 12, 2018

De Broglie Wavelength

Q. Since quantum-mechanical theory is universal, it applies to all objects, regardless of size. Therefore, according to the de Broglie relation, a thr...

Solved • Nov 12, 2018

De Broglie Wavelength

Q. For any microscope, the size of the smallest observable object is one-half the wavelength of the radiation used. For example, the smallest object o...

Solved • Oct 18, 2018

De Broglie Wavelength

Q. Compare the wavelengths of an electron (mass = 9.11 x 10 −31 kg) and a proton (mass = 1.67 x 10−27 kg), each having a speed of 3.4 x 10 6 m/s.

Solved • Oct 18, 2018

De Broglie Wavelength

Q. An alpha particle (mass = 6.6 x 10 −24 g) emitted by a radium isotope travels at 3.4 x 107 ± 0.1 x 10 7 mi/h. What is its de Broglie wavelength (in...

Solved • Oct 17, 2018

De Broglie Wavelength

Q. A 232-lb fullback runs 40 yd at 19.8 ± 0.1 mi/h. What is his de Broglie wavelength (in meters)?

Solved • Oct 17, 2018

De Broglie Wavelength

Q. Calculate the velocities of electrons with de Broglie wavelengths of 1.0 x 10  2 nm and 1.0 nm.

Solved • Oct 15, 2018

De Broglie Wavelength

Q. What velocity would an electron (mass = 9.11 x 10-31 kg) need for its de Broglie wavelength to be that of red light (755 nm )?

Solved • Sep 26, 2018

De Broglie Wavelength

Q. The de Broglie equation predicts that the wavelength (in m) of a proton (1.67 x 10-27 kg) moving at 1000 m/s is 1) 3.96 • 10-10 m 2) 2.52 • 109 m 3...

Solved • Sep 24, 2018

De Broglie Wavelength

Q. A 0.22-caliber handgun fires a 27-g bullet at a velocity of 775 m/s.Part ACalculate the de Broglie wavelength of the bullet. Express your answer in...

Solved • Sep 19, 2018

De Broglie Wavelength

Q. A proton in a linear accelerator has a de Broglie wavelength of 131 pm. Part AWhat is the speed of the proton? Express your answer with the appropr...

Solved • Sep 19, 2018

De Broglie Wavelength

Q. A proton in a linear accelerator has a de Broglie wavelength of 154 pm. Part AWhat is the speed of the proton? Express your answer with the appropr...

Solved • Sep 11, 2018

De Broglie Wavelength

Q. What is the wavelength of a257 Rf nucleus moving at 225 km hr-1? Select one: a. 2.48 x 4-11 m b. 4 13 x 10-35 m c. 1.15 x 10-35 m d. 6.90 x 10-12 m

Solved • Jul 30, 2018

De Broglie Wavelength

Q. A proton in a linear accelerator has a de Broglie wavelength of 161 pm. What is the speed of the proton? Express your answer with the appropriate u...

Solved • Jul 24, 2018

De Broglie Wavelength

Q. Part A A heat lamp produces 26.0 watts of power at a wavelength of 7.1 μm.How many photons are emitted per second? (1 watt = 1J/s) Express your ans...

Solved • Jul 17, 2018

De Broglie Wavelength

Q. For 532-nm visible light, calculate its frequency (v, Hz), wavenumber (v, cm-1), and photon energy (J). If a laser were produced at this frequency,...

Solved • Jul 11, 2018

De Broglie Wavelength

Q. What is the energy of 1 photon of frequency 3.50 x 10 14 Hz.(a) 5.28 x 1043 J (b) 2.32 x 10-19 J (c) 1.89 x 1019 J (d) 5.28 x 1017 J

Solved • Jul 10, 2018

De Broglie Wavelength

Q. The UV light that is responsible for tanning the skin falls in the 320-to 400-nm region. Calculate the total energy (in joules) absorbed by a perso...

Solved • Jul 4, 2018

De Broglie Wavelength

Q. What is the wavelength (in nm) of light having a frequency of 8.8 x 10 13 Hz? What is the frequency (in Hz) of light having a wavelength of 5.82 x ...

Solved • Jul 4, 2018

De Broglie Wavelength

Q. Calculate the maximum wavelength of light (in nm) required to ionize a single rubidium atom. The first ionization energy of Rb Is 403 kJ/mol. 

Solved • Jun 26, 2018

De Broglie Wavelength

Q. What is the wavelength of an electron that has a mass of 9.10938188 x 10  -31 kg and a velocity of 2.17 x 106 m/s? Give your answer in angstroms.

Solved • Jun 25, 2018

De Broglie Wavelength

Q. A particular monochromatic orange light source emits light with a wavelength of 602 nm. What is the energy of a photon emitted from this light source?

Solved • Jun 19, 2018

De Broglie Wavelength

Q. A particular monochromatic light source emits light with a frequency of 662 THz. What is the wavelength of the light emitted? What is the color of ...

Solved • Jun 19, 2018

De Broglie Wavelength

Q. A particular monochromatic cyan light source emits light with a frequency of 631 THz. What is the energy of a photon emitted from this light source?

Solved • Jun 19, 2018

De Broglie Wavelength

Q. The energy of a particular color of red light is 2.89 x 10 -22 photon. The wavelength of this light is __________ nanometers. (109 nm = 1 m)

Solved • Jun 19, 2018

De Broglie Wavelength

Q. Some chemical reactions can be initiated by light that carries an energy of 419 kJ/mol. Only light less than a certain wavelength will initiate suc...

Solved • May 20, 2018

De Broglie Wavelength

Q. A certain rifle bullet has a mass of 8.85 g. Calculate the de Broglie wavelength (m) of the bullet traveling at 1769 miles per hour. 

Solved • Apr 29, 2018

De Broglie Wavelength

Q. The mass of a golf ball is 45.9 g. If it leaves the tee with a speed of 69.0m/s, what is its corresponding wavelength? Express your answer numerica...

Solved • Mar 23, 2018

De Broglie Wavelength

Q. The mass of an electron is 9.11x10 -31 kg . If the de Broglie wavelength for an electron in a hydrogen atom is 3.31x10-10 m , how fast is the elect...

Solved • Mar 23, 2018

De Broglie Wavelength

Q. A certain rifle bullet has a mass of 6.93 g. Calculate the de Broglie wavelength of the bullet traveling at 1025 miles per hour. A= ___m

Solved • Mar 23, 2018

De Broglie Wavelength

Q. Calculate the wavelength of an electron (m = 9.11 x 10-28 g) moving at 3.66 x 106 m/s.a. 5.52 x 10-9 mb. 1.81 x 10-10 mc. 1.99 x 10-10 md. 5.03 x 1...

Solved • Mar 16, 2018

De Broglie Wavelength

Q. A 0.22 caliber handgun fires a 29 g bullet at a velocity of 775 m/s.a. Calculate the de Broglie wavelength of the bullet.b. Is the wave nature of m...

Solved • Mar 8, 2018

De Broglie Wavelength

Q. In a scanning electron microscope (SEM), electrons are accelerated to great velocities. Calculate the wavelength of an electron traveling with a ve...

Solved • Aug 24, 2017

De Broglie Wavelength

Q. Calculate the DeBroglie wavelength of an electron traveling with a velocity of 4.0 x 10  9 cm/sec in an electron microscope. A. 0.18 Å B. 67 Å C...

Solved • Aug 17, 2017

De Broglie Wavelength

Q. What is the de Broglie wavelength of a bird being chased by Schrodinger’s cat, Albert? The bird has a mass of 0.5 kg and is flying at 20 m/s. 1. 6...

Solved • Jun 22, 2017

De Broglie Wavelength

Q. Calculate the wavelength in meters for a bullet weighing 5.0 g and traveling at 400 m/sec. A) 3.3 x 10-34 m B) 5.8 x 10-19 m C) 1.5 x 10-38 m D...

Solved • Jun 19, 2017

De Broglie Wavelength

Q. The de Broglie wavelength for a baseball moving at 25.0 m/s is 2 x 10-34 m. If a baseball could travel at the speed of light, what would be its de ...

Solved • Jun 5, 2017

De Broglie Wavelength

Q. Calculate the wavelength in nanometers for a bullet weighing 5.0 g and traveling at 400 m/sec. A) 3.3 x 10-34 m B) 5.8 x 10-19 m C) 1.5 x 10-38 ...

Solved • Jun 5, 2017

De Broglie Wavelength

Q. The smallest atoms can themselves exhibit quantum-mechanical behavior. Calculate the de Broglie wavelength (in pm) of a hydrogen atom traveling at ...

Solved • Jan 25, 2017

De Broglie Wavelength

Q. What is the wavelength of a neutron traveling at 4.15 km/day? [1J = 1 kg m  2 /s 2 ; mass of neutron = 1.675×10 −24 g; h = 6.63 x10 -34 J s; 1 km=1...

Solved • Dec 28, 2016

De Broglie Wavelength

Q. What is the de Broglie wavelength (in meters) of a pitched baseball with a mass of 0.120 kg and a speed of 44.7 m/s? (1 J = 1 kg•m2/s2)A. 6.24 x 10...

Solved • Oct 26, 2016

De Broglie Wavelength

Q. What is the de Broglie wavelength of a bowling ball rolling down a bowling alley lane? Assume the mass of the ball is 4500 g and it is moving at 4....

Solved • Aug 16, 2016

De Broglie Wavelength

Q. As the velocity of an object doubles, what is expected of its deBroglie wavelength of the object? A. It will increase by a factor of four B. It w...

Solved • Aug 8, 2016

De Broglie Wavelength

Q. The electron microscope has been widely used to obtain highly magnified images of biological and other types of materials. When an electron is acce...

Solved • Jul 15, 2016

De Broglie Wavelength

Q. Neutron diffraction is an important technique for determining the structures of molecules. Calculate the velocity of a neutron needed to achieve a ...

Solved • Jul 15, 2016

De Broglie Wavelength

Q. Among the elementary subatomic particles of physics is the muon, which decays within a few nanoseconds after formation. The muon has a rest mass 20...

Solved • Jul 15, 2016

De Broglie Wavelength

Q. Use the de Broglie relationship to determine the wavelengths of the following objects: (d) an ozone (O3) molecule in the upper atmosphere moving at...

Solved • Jul 15, 2016

De Broglie Wavelength

Q. Use the de Broglie relationship to determine the wavelengths of the following objects: (c) a lithium atom moving at 2.5 x 105 m/s

Solved • Jul 15, 2016

De Broglie Wavelength

Q. Use the de Broglie relationship to determine the wavelengths of the following objects: (b) a 10.0-g bullet fired at 250 m/s

Solved • Jul 15, 2016

De Broglie Wavelength

Q. Use the de Broglie relationship to determine the wavelengths of the following objects: (a) an 85-kg person skiing at 50 km/hr

Solved • Jul 15, 2016

De Broglie Wavelength

Q. The fastest serve in tennis is about 140 miles per hour, or about 63.2 m/s. Calculate the wavelength associated with an electron moving at this sam...

Solved • May 26, 2016

De Broglie Wavelength

Q. What is the wavelength of a neutron traveling at 4.15 km/s? [1J = 1 kg m 2 /s2; mass of neutron = 1.675×10−24 g; h = 6.63 x10 -34 J s; 1 km=1000 m]

Solved • Apr 22, 2016

De Broglie Wavelength

Q. An electron is traveling at a speed of 3.00 x 105 m/s. What is its de Broglie wavelength?  a) 0.64 nm b) 1.87 nm c) 2.42 nm d) 4.31 nm e) Elec...

Solved • Mar 31, 2016

De Broglie Wavelength

Q. The faster an electron is moving, the __________ its kinetic energy, and the __________ its wavelength.(A) higher, shorter(B) higher, longer(C) low...

Solved • Mar 11, 2016

De Broglie Wavelength

Q. What is the wavelength of a marble (5 g) traveling at 372,889 m/s.

Solved • Mar 1, 2016

De Broglie Wavelength

Q. What is the wavelength of a He atom traveling at 1.96 x10  3 m/sec?(mass of He  = 6.65 x10 -27 kg)

Solved • Feb 24, 2016

De Broglie Wavelength

Q. In a scanning electron microscope the wavelength of the electrons used to image very small objects is 2.74 pm, what is the velocity of the electron...

Solved • Feb 24, 2016

De Broglie Wavelength

Q. In an explanation for the quantized energy levels of atoms de Broglie theorized that orbiting electrons might be at a fixed distance from the nucle...

Solved • Feb 19, 2016

De Broglie Wavelength

Q.  An electron (mass = 9.11x10 -31 kg) moves with a velocity of 5.00x10 8 cm s -1. What is its wavelength in angstroms (Å)?a. 1.45b. 9.72x10 -8c. 3.2...

Solved • Feb 13, 2016

De Broglie Wavelength

Q. The de Broglie wavelength of a 455 kg car is found to be 5.43 × 10 –47 nm. Calculate the speed (m/s) of the car.a) 26.8 m/sb) 37.3 m/sc) 2.68 × 101...

Solved • Feb 13, 2016

De Broglie Wavelength

Q. The deBroglie wavelength can become significant for an object that is:A. low in mass and low in velocityB. low in mass and high in velocityC. high ...

Solved • Feb 13, 2016

De Broglie Wavelength

Q. The deBroglie wavelengths of a moving electron are given. Which wavelength would correspond to the greatest speed of the moving electron?a. 8.25 x ...

Solved • Feb 12, 2016

De Broglie Wavelength

Q. Consider an atom travelling at 1% the speed of light. The de Broglie wavelength is found to be 3.32 x 10-3 pm. Which element is this?A.) HB.) CaC.)...

Solved • Feb 5, 2016

De Broglie Wavelength

Q. The deBroglie wavelengths of a moving electron are given. Which wavelength would correspond to the greatest speed of the moving electron?a. 8.25 x ...

Solved • Feb 3, 2016