A electron and a proton are detected in a cosmic ray experiment, the electron with K.E. of 5eV and the proton with K.E. of 50ev. Find the ratio of their speeds.
Given `m_(e)=911xx10^(31)kg and m_(p)-1.67xx10^(27)kg `

An electron and a proton are detected in a cosmic ray experiment, the first with kinetic energy 10 keV, and the second with 100 keV. The ratio of their speeds is (where m_e and m_p are masses of electron and proton respectively)

An electron and a proton are detected in a cosmic ray experiment, the first with kinetic energy 10 keV and second with 100keV. Which is faster, the electron or proton ? Obtain the ratio of their speeds. Take mass of electron 9.11xx10^(-31)kg . Mass of proton =1.67xx10^(-27)kg and 1eV=1.6xx10^(-19)J.

An electron and a proton are detected in a cosmic ray experiment, the first with kinetic energy 10 keV, and the second with 100 keV. Which is faster, the electron or the proton ? Obtain the ratio of their speeds. (Electron mass =9.11xx10^(-31) kg , proton mass =1.67xx10^(-27) kg, 1 eV=1.60xx10^(-19) J) .

The distance between the electron and proton in hydrogen atom is 5.3xx10^(-11) m. Determine the magnitude of the ratio of electrostatic and gravitational force between them. Given m_(e)=9.1xx10^(-31) kg, m_(p)=1.67xx10^(-27) kg, e=1.6xx10^(-19) C " and " G=6.67xx10^(-11) Nm^(2) kg^(2) .

Caluculate the density of uranium -235 nucleus. Given m_(n) = m_(p) = 1.67xx10^(-27) kg .

Calculate the de-Broglie wavelength of an electron of kinetic energy 100 eV. Given m_(e)=9.1xx10^(-31)kg, h=6.62xx10^(-34)Js .

At what velocity ratio are the wavelengths of an electron and a proton equal? (m_(e)=9.1xx10^(-28)g and m_(p)=1.6725xx10^(-24)g

Calculate the equivalent energy of electrons and proton at rest. Given that mass of electron =9.1xx10^(-31)kg and mass of proton =1.673xx10^(-27)kg .