When was Van de Graff generator invented and by whom?
(a) 1944, Robin Van de Graff
(b) 1932, Robert Van de Graff
(c) 1933, Robin Van de Graff
(d) 1933, Robert Van de Graff
I got this question in an interview.
My question comes from Van de Graff Generator in portion Electrostatic Potential and Capacitance of Physics – Class 12