Question

John plans a journey to visit his sister in Newcastle.

He wants to fill up the bottle for the windscreen washer before he starts the journey.
John mixes 1 part screen wash with 5 parts water.
He uses 125 ml of screen wash.
(a) How much water should John use?​

Answer 1

Explanation:

For the series-parallel network: a. Find the current I. b. Find the currents /3 and 19.