Question

Classroom
Q. The drift velocity of electrons in a conducting wire
is of the order of 1 mm/s, yet the bulb glows very
quickly after the switch is put on because
A. The random speed of electrons is very high, of the
order of 106 m/s
B. The electrons transfer their energy very quickly
through collisions
C. Electric field is set up in the wire very quickly,
producing a current through each cross section,
almost instantaneously
D. All of above
ter.​

Answer 1

Answer:

option a is the answer to the question