A 750 W room heater and a 550 W mixer are connected in parallel to the same 220 V…

MATHEMATICS · Single correct · A Level · Mathematics · Quantities and units in mechanics · Quantities and units in mechanics

Problem

A 750 W room heater and a 550 W mixer are connected in parallel to the same 220 V line and may run together. The smallest standard fuse that will allow both appliances to work safely should be (a) 5 A5\,\text{A} (b) 10 A10\,\text{A} (c) 6 A6\,\text{A} (d) 15 A15\,\text{A}

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