Question

if potential difference across a lightbulb is 12 V, what amount of charge is required to transfer 60 J of energy to the lightbulb

Answer 1

Step-by-step explanation:

Given:

U =12 V

E = 60 J

________

q - ?

E = U·I·t

q = I·t

E = U·q

q = E / U = 60 / 12 = 5 С

Answer 2

60/12=5

Reason: trust