Question

A domestic bulb has 5A fuse. How many bulbs of rating 100W, 220W. Can be safely used in this circuit? Justify your answer

Answer 1

Take the no. of appliances as 'x' 
we know, P= VI 
so total voltage supply, 220V 
current= 5A
; 100*x = 220*5 
, x = 1100/100
x = 11

Answer 2

Answer:

$\bf x = 11 \\ \: \sf is \: the \: answer$