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

An alpha particle of 5 MeV energy strikes with a nucleus of uranium at stationary at an scattering angle of 180. The nearest distance up to which alpha particle reaches the nucleus An alpha particle of 5 MeV energy strikes with a nucleus of uranium at stationary at an scattering angle of 180. The nearest [...]

If scattering particles are 56 for 90 degree angle then this will be at 60 degree angle If scattering particles are 56 for 90 degree angle then this will be at 60 degree angle October 15, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,

The diagram shows the path of four alpha particles of the same energy being scattered by the nucleus of an atom simultaneously. Which of these are/is not physically possible? The diagram shows the path of four alpha particles of the same energy being scattered by the nucleus of an atom simultaneously. Which of these are/is [...]

A beam of fast moving alpha particles were directed towards a thin film of gold. The parts A’, B’ and C’ of the transmitted and reflected beams corresponding to the incident parts A, B and C A beam of fast moving alpha particles were directed towards a thin film of gold. The parts A' b [...]

In a photoelectric experiment a parallel beam of monochromatic light with power of 200 W is incident on a perfectly absorbing cathode of work function 6.25 eV. The frequency of light In a photoelectric experiment a parallel beam of monochromatic light with power of 200 W is incident on a perfectly absorbing cathode of work [...]

The work functions of Silver and Sodium are 4.6 and 2.3 eV, respectively. The ratio of the slope of the stopping potential versus frequency plot for Silver to that of Sodium is respectively. The ratio of the slope of the stopping potential versus frequency plot for Silver to that of Sodium is The work functions [...]

A proton is fired from very far away towards a nucleus with charge Q = 120e, where e is the electronic charge. It makes a closest approach of 10 fm to the nucleus. The de-Broglie wavelength A proton is fired from very far away towards a nucleus with charge Q = 120e where e is [...]

A silver sphere of radius 1 cm and work function 4.7 eV is suspended from an insulating thread in free-space. It is under continuous illumination of 200 nm wavelength light. As photoelectron A silver sphere of radius 1 cm and work function 4.7 eV is suspended from an insulating thread in free-space. It is under [...]

An alpha particle and a proton are accelerated from rest by a potential difference of 100 V. After this, their de Broglie wavelengths are lemda alpha and lemda p, respectively. The ratio lemda p/lemda alpha to An alpha particle and a proton are accelerated from rest by a potential difference of 100 V. After this [...]

A photoelectric material having work-function phi 0 is illuminated with light of wavelength lemda (lemda < hc/phi 0 ). The fastest photoelectron has a de-Broglie wavelength A photoelectric material having work-function phi 0 is illuminated with light of wavelength lemda (lemda < hc/phi 0 ). The fastest photoelectron has a de-Broglie wavelength October 15, 2020 [...]