A 100 watt bulb working on 200 volt and a 200 watt bulb working on 100 volt have
A
Resistances in the ratio of 4 : 1
B
Maximum current ratings in the ratio of 
C
Resistances in the ratio of 2 : 1
D
Maximum current ratings in the ratio of 1 : 2
Text Solution
Verified by ExpertsThe correct answer is:
B
⇒ ⇒ 
and
Maximum current rating 
So 
and 
⇒ ⇒ 
.
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