A ball is thrown with a velocity of 15 m/s. If the de Broglie wavelength of the ball is 9.0 E −33 m, what is the mass of the ball? a 0.5 kg b 0.7 kg c 0.9 kg d 1.1 kg

Q: The kinetic energy of an electron is 2.74 x 10-19 J. Which of the following is closest to its de…

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Q: The above figure shows a conducting loop of radius 12 cm in a 0.15 T magnetic field. The coil is…

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Q: 3. A free electron initially moves along the positive x-axis direction with the de Broglie…

A: Given, The wavelength of electrons, λ=0.2×10-9m The de Broglie wavelength is given by, λ=h2meE Here,…

Q: 20. A beam of electrons with speed v = 2.08 x 106 m/s is directed at a gas of hydrogen atoms that…

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Q: A bullet from a .357 Magnum has a mass of 11.66 gms and a muzzle velocity of 387 m/s. What is the…

A: SOlution: Given that m = 11.66 gms v =387 m/s

Q: An electron is moving with a speed of 8.00 x 10° m/s. What is the speed of a proton that has the…

A: Speed of electron = 8 * 106 m/s

Q: ompare the wavelength for an electron (mass = 9.11 * 10-31 kg) traveling at a speed of 1.0 * 107…

A: Given: The mass of the electron is 9.11x10-31 kg. The speed of the electron is 1x107 m/s. The mass…

Q: What is the wavelength of a proton traveling at a speed of 8.31 km/s?

A: The velocity of the proton,

Q: A photon has a wavelength of 50 nm. What is the de Broglie wavelength of an electron that has the…

A: Given wavelength=50 nm

Q: Calculate the de Broglie wavelength of a proton moving at 2.33 x 104 m/s and 2.55 x 108 m/s. (a)…

A: The two speeds of proton  and

Q: In an experiment, an electron gun with a voltage between its cathode and anode of 100 V was observed…

A: If an electron is accelerated by a potential difference of V volts, then its kinetic energy is given…

Q: The speed and wavelength, respectively, of an electron with a momentum of 1.00 x 10-25 kg-m/s are…

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Q: In an X-ray tube, electrons, bombarding the anode produce X-rays of wavelength 1A . The energy of an…

A: Wavelength produced is 1 A We have to calculate the energy of an electron when it hits the anode

Q: (a) If the wavelength of an electron is 4.70 × 10¯ m, how fast is it moving? km/s (b) If the…

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Q: For a hydrogen-like atom (the atom contains only one electron, like singly ionized He, doubly…

A: For Lithium Z=3. Hence, Energy in the ground state is:- E1=-13.6n2Z2E1=-13.612×32E1=-122.4 eV…

Q: Calculate the de Broglie wavelength of a proton moving at 3.26 × 10 m/s and 2.22 x 10° m/s. (a) 3.26…

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Q: At what speed must a proton travel in order to have the same de Broglie wavelength as an electron…

A: In this question we have to answer how fast must a proton travel in order to have the same de…

Q: P.1 A particle of mass 1.00 x 1029 kg is in an infinite square well of length 5.00 nm. Find the…

A: The energy of the particle at infinite square well,  En=n2h28 ma2   (This is the energy eigenvalue…

Q: light illuminated on sodium surface. photoelectrons are emitted with maximum kinetic energy equals…

A: The maximum kinetic energy of emitted electron is 0.82 eV, the wok function of the sodium is 2.28…

Q: A particle is moving 5 times as fast as an electron. The ratio of the de-Broglie wavelength of the…

A: We have been known that- p=hλTherefore,λ=hpλ=wavelengthh=planck…

Q: An electron is moving with a speed of 5 x 106 m/s (± 2  x 10 -2m/s). Using this information,…

A: given ,  speed of the electron , v = 5×106 m/s (± 2×10-2 m/s) As we know ,  mass of the electron , m…

Q: An electron moves with a speed of 3.5 x 10^5 m/s. What is its de Broglie wavelength? (b) A proton…

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Q: Consider an electron in a hydrogen atom, revolving in its second excited state (having radius 4.65…

A: The radius is given by r=4.65 Å

Q: Compare the de Broglie wavelength of a bullet moving at 700 miles per hour (313 m/s) to that of an…

A: To solve the given question we need to use de Broglie wavelength formula: λ=hmv Where 'h' is the…

Q: An electron has de Broglie wavelength 2.82×10-10 m. Determine the magnitude of the electron's…

A: An electron has a de-broglie wavelength of Planck's constant

Q: What is the de Broglie wavelength of a 1.22 kg discus moving at a speed of 12 m/s? (h = 6.626 x…

A: Given data: The mass is, m=1.22 kg The speed is, v=12 m/s h=6.626×10-34 J.s

Q: In an X-ray tube, electrons, bombarding the anode produce X-rays of wavelength 1A. The energy of an…

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Q: What is the  de Broglie wavelength for an electron  moving at 2.00 x 10^7 m/s?

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Q: X rays with a wavelength of 0.0700 nm diffract from a crystal. Two adjacent angles of x-ray…

A: Write the formula for the x-ray diffraction.

Q: A particle of matter is moving with a kinetic energy of 7.23 eV. Its de Broglie wavelength is 2.87 x…

A: The de Broglie wavelength of a particle of mass m and moving with kinetic energy E is given by,…

Q: A 1-kg cat acquires a speed of 100 m/s as it is sucked into the intake of a jet engine.What is its…

A: Solution :  Cat mass m = 1 kg  speed of cat, v = 100 m/s  h = 6.63x10^-34 J s  c = 3x 10^8 m/s

Q: When you talk about FM radio stations and talk about the frequency it emits at, you are talking…

A: Frequency of FM radio station = 93.8 MHz  Plank's Constant (h) = 6.63 × 10 -34 J s

Q: X-rays of wavelength 0. 15 m are scattered from a block of carbon. What is the wavelength of X-rays…

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Q: For an electron to have the same momentum as a photon with a wavelength of 5.00 ´ 10-7 m, the…

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Q: A certain metal has a work function of 233.0 kJ per mole of e_. What wavelength of electromagnetic…

A: The work function of a metal can be defined as the minimum energy required to eject a electron from…

Q: A bullet from a .357 Magnum has a mass of 11.66 gms and a muzzle velocity of 387 m/s. What is the…

A: Given :       Mass of bullet, m = 11.66 gms = 11.66*10-3 kg       Muzzle velocity, v = 387 m/s

Q: A neutron of mass m = 1.67 x 10-27 Kg is moving with a speed of 5.0 m/s. Find its De Broglie…

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Q: An electron is moving with a speed of 3.00 x 10° m/s. What is the speed of a proton that has the…

A: We have to use de broglei formula here.

Q: 6. An electron, traveling at a speed of 6.00 x 106 m/s, strikes the target of an X-ray tube. Upon…

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Blackbody

Q.5 A blackbody radiates how much energy when the temperature of the body is elevated?