Author Question: Four resistors having resistances of 20 , 40 , 60 , and 80 are connected in series across an ideal ... (Read 59 times)

kamilo84 · **on:** Jul 29, 2018

Four resistors having resistances of 20 , 40 , 60 , and 80 are connected in series across an ideal 50-V dc source.

What is the current through each resistor?
A) 0.25 A B) 4.0 A C) 0.75 A D) 2.0 A E) 0.50 A

Question 2

A proton and an electron are both accelerated to the same final kinetic energy. If p is the de Broglie wavelength of the proton and e is the de Broglie wavelength of the electron, then

A) p = e. B) p > e. C) p < e.