Science, asked by khushi14288, 9 months ago

. Two bulbs are marked 100 W, 220 V and 60 W, 110 V. Calculate the ratio of their resistances

Answers

Answered by Shubham0507

5

Explanation:

P=V(square)/R

P=100W

V=220V

R1=V(square)/P

R1=220*220/100

R1=484ohm

R2=60*60/110

R2=360/11 ohm

Ratio= R1/R2

=484/360*11

Answered by seeyalater

1

Answer:

Help please

Explanation:

Previous Question

Next Question

Similar questions

English, 4 months ago

A list of name __ been send to you?

English, 4 months ago

if the selling price is 900 rupees discount 20% then find the marked price...

Hindi, 4 months ago

निम्नलिखित शब्दों के बहुवचन बनाइए अट्टालिका ...

Math, 9 months ago

The distance moved by an object varies partly as the time and partly as the square of time.The object travels 16m in 2 seconds and 84m in 6 seconds .Calculate the distance travelled in four seconds solved in simultaneous equation...

English, 9 months ago

HELPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPPP If f(x) = 5x + 40, what is f(x) when x = –5? –9 –8 7 15...

Physics, 1 year ago

A 150 kg car engine develops 500 W for each kg. What force does it exert in moving the car at a speed of 20m/s?

Science, 1 year ago

will red light passing through a prism resultin a spectrum?

Math, 1 year ago

solve question no. 18 part 3...