Two bulbs are marked 60w, 220v and 60w, 110v respectively. calculate the ratio of their resistances.
Answers
Answered by
70
> For the ratio of their resistance firstly calculate their resistance by this formula,
V1=220 ,. P1=60
V2=110 , P2 =60
the ratio between them is 4 : 1
hope it will help you.....
V1=220 ,. P1=60
V2=110 , P2 =60
the ratio between them is 4 : 1
hope it will help you.....
Attachments:
Answered by
35
There is no need of calculating in point decimals .
Attachments:
Similar questions