I'd ask him to estimate, being able to do Fermi estimations is a skill engineers need to have: https://physics.stackexchange.com/questions/19567/how-did-enrico-

I'd ask him to estimate, being able to do Fermi estimations is a skill engineers need to have: https://physics.stackexchange.com/questions/19567/how-did-enrico-fermi-calculate-the-classical-fermi-problem https://physics.stackexchange.com/questions/19567/how-did-en...