Question

physics class 10 multiple combination​

Answer 1

Answer:

its a wheat stone question..

the middle 15 ohm resistor dosent count it will be said to not exist. why? chek the potential at its ends and u will know.

now rest are calculated

1/r=1/5 + 1/10 = 3/10 ohm

r = 10/3 same for other

sum = 20/3 ohm

i have taken 5, 10, 15 ohm resistors in consideration since they are only visible

Answer 2

Answer:

hope it right

and help you