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2. Magnetic Effects of Electric Current
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Q32 of 238 Page 114

Which one of the following statements is not true?

Switches, fuses and circuit breakers should be placed in the neutral wire is not true.

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30

The maximum number of 40 W tube-lights connected in parallel which can safely be run from a 240 V supply with a 5 A fuse is :

31

In normal use, a current of 3.5 A flows through a hair dryer. Choose a suitable fuse from the following:

33

A car headlamp of 48 W works on the car battery of 12 V. The correct fuse for the circuit of this car headlamp will be:

34

A 3-pin mains plug is fitted to the cable for a 1 kW electric kettle to be used on a 250 V a.c. supply. Which of the following statement is not correct?

Questions · 238
2. Magnetic Effects of Electric Current
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