Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions)

The curves (a),(b),(c) and (d) show the variation between the applied potential difference (V) and the photoelectric current (i) , at two different intensities of light (I1 > I2) . In which figure is the correct variation shown ? (c) and (d) show the variation between the applied potential difference (V) and the photoelectric current [...]

The cathode of a photoelectric cell is changed such that the work function changes from (W1→W2(W2>W1) . If the current before and after change are I1 and I2 , all other conditions remaining unchanged , then (assuming hv>W2 ) all other conditions remaining unchanged The cathode of a photoelectric cell is changed such that the [...]

If the intensity of incident light is increased in photoelectric emission, then which of the following is true If the intensity of incident light is increased in photoelectric emission then which of the following is true September 13, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

Which one of the following is true in photoelectric emisison Which one of the following is true in photoelectric emisison September 13, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

Two particles A1 and A2 of mass m1 and m2 ( m1> m2) have the same de-Broglie wavelength. Then. Two particles A1 and A2 of mass m1 and m2 ( m1> m2) have the same de-Broglie wavelength. Then. September 13, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

A particle moves in a closed orbit around the origin, due to a force which is directed towards the origin. The de-broglie wavelength of the particles varries cyclists between two value λ1, λ2 with λ1 > λ2 . Which of the following statements are true? A particle moves in a closed orbit around the origin [...]

If the momentum of an electron is changed by p , then the de – Broglie wavelength associated with it changes by 0.5% . The initial momentum of electron will be If the momentum of an electron is changed by p then the de - Broglie wavelength associated with it changes by 0.5% . The [...]

The potential energy of a particle of mass m is given by U(x) = {E000≤x1 λ1 and λ2 are the de-Broglie wavelength of the particle, when 0≤x≤1 and x>1 respectively. If the total energy of particle is 2E0 , then the ratio λ1/λ2 will be The potential energy of a particle of mass m is [...]

The ratio of de-Broglie wave length of molecules of hydrogen and helium which are at temperature 27 degree C and 127 degreeC respectively is The ratio of de-Broglie wave length of molecules of hydrogen and helium which are at temperature 27 degree C and 127 degreeC respectively is September 13, 2020 Category: Uncategorised (JEE Advanced [...]

A particle of mass M at rest decays in to paticles of mass m1 and m2, having non-zero velocities. The ratio of the de-Broglie wavelength of the particles, lamda1/ lamda2 is A particle of mass M at rest decays in to paticles of mass m1 and m2 having non-zero velocities. The ratio of the de-Broglie [...]