Question

If the mass of the electron (9x10^-31 kg) is taken as unit of mass, the radius of the first Bohr orbit (0.5x10^-10 m) as unit of length and 500 newtons as unit of force, then the unit of time in the new system would be?


1) 3x10^-22 s 2) 15x10^-12 s

3) 15x10^-20 s 4) 45x10^-20 s

Answer 1

Answer:

Thanks for free points

Answer 2

Answer:

the answer for this question is option one