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The potential difference applied to an X-ray tube is V. The ratio of the de Broglie wavelength of electrons to the minimum wavelength of X ray is directly proportional to The potential difference applied to an X-ray tube is V. The ratio of the de Broglie wavelength of electrons to the minimum wavelength of X [...]

Two identical metal plates shown photoelectric effect. Light of wavelength lemda A falls on plate A and lemda B falls on plate B, lemda A = 2 lemda B. The maximum KE of the photoelectrons are lemda A = 2 lemda B. The maximum KE of the photoelectrons are Two identical metal plates shown photoelectric [...]

Let E and B denote the electric and magnetic field in a certain region of space. A proton moving with a velocity along a straight line enters the region and is found to pass through it undeflected. Indicate which of the following statement are consistent with the observation. A charged particle is fired at an [...]

When a current carrying coil is placed in a uniform magnetic field with its magnetic moment anti – parallel to the field. When a current carrying coil is placed in a uniform magnetic field with its magnetic moment anti - parallel to the field. October 14, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma [...]

The kinetic energy of most energetic electrons emitted from a metallic surface is doubled when the wavelength lemda of the incident radiation is changed from 400 nm to 310 nm. The work The kinetic energy of most energetic electrons emitted from a metallic surface is doubled when the wavelength lemda of the incident radiation is [...]

An electron is accelerated through a potential difference of V volt. It has a wavelength lemda associated with it. Through what potential difference an electron must be accelerated so that An electron is accelerated through a potential difference of V volt. It has a wavelength lemda associated with it. Through what potential difference an electron [...]

Work function of nickel is 5.01 eV. When ultraviolet radiation of wavelength 200 A is incident on it, electrons are emitted. What will be the maximum velocity of emitted electrons? electrons are emitted. What will be the maximum velocity of emitted electrons? Work function of nickel is 5.01 eV. When ultraviolet radiation of wavelength 200 [...]

Velocity and acceleration vector of a charged particle moving in a magnetic field at some instant are v = 3 i + 4 j and a = 2i + xj. Select the correct options: Velocity and acceleration vector of a charged particle moving in a magnetic field at some instant are v = 3 i [...]

Which curve shows the releationship between the energy E and the wavelength lemda of a photon of electromagnetic radiation? Which curve shows the releationship between the energy E and the wavelength lemda of a photon of electromagnetic radiation? October 14, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

If lemda 1 and lemda 2 denote the wavelength of de Broglie waves for electrons in the first and second Bohr orbits in a hydrogen atom, then lemda 1 / lemda 2 is equal to If lemda 1 and lemda 2 denote the wavelength of de Broglie waves for electrons in the first and second [...]