When the mass of an electron becomes equal to thrice its rest mass, its speed is

The velocity at which the mass of a particle becomes twice its rest mass, will be -

The velocity at which the mass of a particle becomes twice of its rest mass, will be -

When molality of a solution becomes equal to its molarity ?

Determine the speed at which the kinetic energy of an electron is equal to twice its rest energy.

When would the wavelength associated with an electron become equal to that with proton ? (Mass of electron = 9.10 xx 10^(-31) kg , Mass of proton =1.6725 xx 10^(-27)kg )

Which of the following statements is (are) correct in Bohr's model if the mass of an electron becomes 10 times its original mass ?

Find the speed at which the mass of an electron is double of its rest mass.

Find the speed at which the mass of an electron is double of its rest mass.