Question

How many $60W$ bulbs may be safely run on $220V$ using a $5A$ fuse?

• A. 18
• B. 16
• C. 14
• D. 12

Answer 1

Answer: (A)

$P=(220)(5)=1100$
$n{P}_1=1100$
$n60=1100$
$n=18.3$
$n=18$ bulbs