Describe briefly Torricelli's experiment.

Q: State stephan's law of black body radiation

A: A body which absorbs completely the entire radiations incident on its surface whatever maybe their…

Q: Derive Einstein's photoelectric effect equation?

A: Photoelectric effect is the phenomenon of emission of electrons from a metal surface, when…

Q: Explain the basic principles of cyclotron function.

A: Cyclotron can be defined as a type of particle accelerator in which charged particles accelerate…

Q: Max Planck proposed his constant h to relate the energy of a photon to its frequency. Calculate the…

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Q: Choose the BEST answer to the following: Planck’s constant can be found by dividing the energy of a…

A: The equation for the energy of photon is given by,

Q: Explain Michelson-Morley experiment?

A: Michelson-Morley experiment was performed to detect the luminiferous ether’s existence. The…

Q: What is the Principle of Millikan's Oil Drop Experiment

A: Principle of Millikan's Oil Drop Experiment :…

Q: The sensitive dependence upon initial conditions of the evolution of some physical systems is a…

A: There is a big information about the chaos which is supposed to be the very infinitesimal change in…

Q: Calculate the de Broglie wavelength of a proton travelling at the speed of light.

A: Given: Speed of proton,vp=14speed of light=143×108 m/s Mass of proton, mp=1.67×10-27 kg Planck's…

Q: Discuss the Hertz Experiment

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Q: What did Benjamin Franklin postulate about electricity?

A: Benjamin Franklin gave an idea about the positive and negative charge.

Q: explain how the photoelectric effect proves the particle nature of light

A: The photoelectric effect is the phenomenon of ejection of electrons from the surface of certain…

Q: The Michelson–Morley experiment established that

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Q: The energy of ionizing radiation is-3 * .usually given in amper True False

A: Given statement : The energy of ionizing radiation is usually given in amper

Q: Describe briefly the Magnus effect.

A: The disturbance is the fluids when a spinning object, an object moving in clockwise passes through a…

Q: 5. An ekectron at rest hit by light of wavekength 4.96"10 "m Cakulate the velocity of the electron.

A: Given data λ=4.96×10-7 m

Q: Describe the wave nature of light (electromagnetic radiation) and the particle nature of light.

A: Light:- Light is defined as the electromagnetic radiation (wave nature) or transverse radiation…

Q: Use Planck’s radiation law to fi nd the Stefan-Boltzmann law

A: We have to use Planck’s radiation law to find the Stefan-Boltzmann law.

Q: Calculate the momentum of a 0.5-MeV electron

A: Relationship between Kinetic Energy and Momentum of a particle is, P = √(2mE) where, P = momentum m…

Q: Multiple Choice.

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Q: EXplain Einstein–de Haas effect.

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Q: Explain the concepts and results of the Kirchhoffs law experiment

A: about Kirchhoffs law .

Q: How do you know if something is matter or not

A: The matter is something that has mass and volume and it can occupy some space. This can include…

Q: State de-Broglie hypothesis.

A: According to De-Broglie hypothesis light has both wave-like and particle-like properties. The…

Q: Create a project defining quantum entanglement and providing examples to compare to real life.

A: Quantum entanglement is a physical phenomenon that occurs when a group of particles are generated,…

Q: What Is The Photoelectric Equation?

A: To emit an electron from the metal surface the photon needs energy which is equal to the sum of the…

Q: 12-Maxwell's equations are to electric and magnetic fields as equation is to the wave function for a…

A: The wave function is used to describe how a wave function evolves over time.

Q: List at least 5 contributions of Isaac Newton to classical physics.

A: The five contribution of Isaac Newton to classical physics are:

Q: Explain Max Planck’s contribution to the development of quantum mechanics.

A: Max Planck was the first scientist to explain that the colors of glowing matter is due to energy…

Q: The quantum theory of light was given by A) Einstein B) Newton C) Plank D) Faraday

A: Quantum theory of light, which states that: Light travels in the form of discrete energy packages…

Q: What was the aim of Michelson-Morley experiment?

A: The aim of the Michelson-Morley experiment was to prove the existence of ether medium.

Q: Consider the following possible forces on an oil drop in Millikan’s experiment: gravitational,…

A: To determine: The diagram indicating the four forces gravitational force, electrical force,…

Q: what were two that waves could do that particles could not do? Briefly describe them.

A: It light travels as particies we can imagine particles of light (photons) as bullets fired from a…

Q: Accelerating charges radiate electromagnetic waves. Calculate the wavelength of radiation produced…

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Q: Explain the Millikan's oil drop experiment.

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Q: Does Einstein’s explanation of the photoelectric effect invalidate Young’s explanation of the…

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Q: Find the wavelength of a proton moving at 1.00% of the speed of light.

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Q: Sunlight above the Earth’s atmosphere has an intensity of1.30 kW/m2 . If this is reflected straight…

A: The momentum of the photon here is The force per square meter here is

Q: What is the ultrasonic particle test

A: Ultrasonic Testing (UT) is a volumetric Non-Destructive Testing (NDT) technique. Unlike traditional…

Q: Radiation matter interaction – processes. Elastic and inelastic scattering processes. Describe…

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de Broglie Equation

The sketch of matter waves is drawn below: