Question

When a 24v battery is connected to a resistor the current in it is 0.4a.what is the value of resistance?

Answer 1

R=V/A
R=24/0.4
R=60ohm

Answer 2

Answer:

Given,

v=24v

i=0.4a

r=?

i=v/r

0.4=24/r

r=24/0.4

r=60 ohm

v=6v

r=60 ohm

i=?

i=v/r

i=6/60

i=1/10

i=0.1 a