DieselShip's Online Content Library

Q1. Fig Q1 shows a ring main distributor fed at point at 440 volts. The distances between the various loads are given in metres and the two cables has a go and return resistance of 0.02 Ω per 100 metres.

Determine EACH of the following:

(a) The current in the cable between the 30 A and 70 A loads; (8)

(b) The lowest p.d across any of the loads; (4)

(c) The total power loss in distributor. (4)