Why don’t we feel the momentum of sunlight when we are on the beach?

Q: What happens as the frequency of light used to produce photoelectric effect increase? *

A: Photoelectric effect is defined as a phenomena in which the electrons gets emitted from the surface…

Q: According to Niels Bohr, can a single electron in one excited state give off more than one photon…

A: No, it cannot give off more than one photon.

Q: Of the choices below, photons of which color carry the most energy?     orange     blue…

A: Ques: Of the choices below, photons of which color carry the most energy?     orange…

Q: What happens to the energy of a vibrating electron that does not collide with neighboring atoms?

A: Required : What happens to the energy of a vibrating electron that does not collide with neighboring…

Q: ohn Isner holds the ATP's (Association of Tennis Professionals) official record for the fastest…

A: Velocity = 253 x 5/18 = 70.27 m/s m=  57.1 X10-3  kg The de-Broglie wavelength associated with with…

Q: What happens to an electron when a photon hits it?

A: As per Compton effect, when a photon strikes an electron at rest, some of its energy is lost to the…

Q: The percent of projectile electron energy that is converted to x-ray energy is about O (80) O (1) O…

A: The projectile electron interacts with the electrons in the orbit of the target atom. Due to this,…

Q: In what ways are matter and energy related that were not known before the development of relativity…

A:

Q: All objects radiate energy. Why, then, are we not able to see all the objects in a dark room?

A: All the objects emit electromagnetic radiation. Our eyes can see visible lights only, which have…

Q: John Isner holds the ATP's (Association of Tennis Professionals) official record for the fastest…

A:

Q: An electron and a photon each have a wavelength of 1.00 nm. Find(a) their momenta,(b) the energy of…

A: Both electron and proton are elementary particles. a) The required momenta of elementary particles…

Q: X-rays of wavelength 0.200 000 nm are scattered from a block of material. The scattered x-rays are…

A: Given, X-rays of wavelength, λ = 0.200 nm scattering angle, θ = 45.0°

Q: How matter waves are different from electromagnetic waves?

A: The differentiation between electromagnetic waves and matter waves are as follow:

Q: What did Benjamin Franklin postulate about electricity?

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

Q: What happens as the frequency of light used to produce photoelectric effect increase? * , More…

A:

Q: How do the avalanches of photons in a laser beam differ from the hordes of photons emitted by an…

A: Avalanche photons which are emitted by a laser beam is coherent and narrow range of wavelength (non-…

Q: An electron and a proton travel at the same speed. Which has more momentum? Which has the longer…

A:

Q: What is the momentum of photons with the following wavelengths?

A: Apply formula for photon momentum

Q: How does quantum theory allow a rock to turn suddenly into a duck?

A: Practically, quantum theory does not validate that a rock might suddenly turn into a duck. This is…

Q: When you stand outdoors in the sunlight, why can you feel the energy that the sunlight carries, but…

A:

Q: Why at night, under the mercury or sodium vapor lights in a mall parking lot, do cars seem to be…

A: Color rendering index (CRI):It is defined as the measurement of the ability of light source to…

Q: Name the phenomenon which shows the quantum nature of electromagnetic radiation.

A: When light of appropriate frequency is incident on a surface, electrons are liberated from the…

Q: An electron in a piece of aluminum requires at least 6.73e-19 J of energy to be ejected from the…

A: "Since all questions are different, as per guidelines we can author only 1st one. Please repost…

Q: What did the physicist Roentgen discover about a cathode-ray beam striking a glass surface?

A: When cathode ray beam strikes a glass surface, it could not pass through solid material. It ionized…

Q: 2.5 If the work function of lithium is electron volts. The maximum wavelength of light that can…

A: Work function of lithium (Eo)= 2.5 ev E= 2.5 × 1.6× 10-¹⁹ J = 4× 10-¹⁹ J So, we know that the…

Q: During the photoelectric effect, light knocks electrons out of metals. So why don’t the metals in…

A: During the photoelectric effect, light knocks electrons out of metals.

Q: Very big particles, like droplets of water, absorb more radiation than they scatter. How does this…

A: Scattering means the change in the  direction of particles due to collisions of two or more…

Q: of photons of wavelength 5 second by an electric bulb of power h =6 x1034 J-s) -34 %3D (a) 100 (b)…

A: Givenλ=540 nm=540×10-9 mPower of electric bulb, P=100 W or J/sh=6×10-34 J/s

Q: One electron travels twice as fast as another. Which has the longer wavelength?

A: Equation shows that as speed of electron increases, wavelength decreases.

Q: A very bright source of red light has much more energy than a dim source of blue light, but the red…

A: Red light and blue light

Q: John Isner holds the ATP's (Association of Tennis Professionals) official record for the fastest…

A:

Q: Why do photographs in a book or magazine look grainy when magnified?

A: The photograph look grainy means that has a rough appearance as if the images are made up of spots

Q: If matter has a wave nature, why is this wave - like characteristic not observable in our daily…

A:

Q: Do the electrons behave like waves?

A: Electrons are subatomic particles that hold an elementary charge of magnitude -1. The charge of an…

Q: Does an atom have a color?

A: Atoms unlike molecules do not have colors. We can’t see color of atoms not because they are too…

Q: Since every object has some temperature, every object radiates energy. Why, then, can’t we see…

A: Every object radiates energy

Q: What is a quantum of light called?

A: Quantum of light

Q: What is a matter wave?

A: According to dual nature of matter all matter has both particle and wave nature.The waves associated…

Q: Are the photoelectric effect inconsistent with the existence of photons?

A: Are the photoelectric effect inconsistent with the existence of photons?

Nature of light

Light is transverse and electromagnetic radiation that exhibits the properties of a wave as well as a particle. For this reason, light is said to have a “dual nature.”