Math, asked by mrlooseronline1221, 4 hours ago

What will be the net focal length of the lens combination , if two lenses of focal length +20 cm and -10 cm are combined with each other.
pls explain it and give steps

Answers

Answered by warriorforfivesixfor

1

Answer:

23456 AMSWER

Step-by-step explanation:

Previous Question

Next Question

Similar questions

Physics, 2 hours ago

A train travels from station X to station Y with a speed of 40Km/hr and returns with a speed of 50Km/hr then average speed of total journey is ...

Geography, 2 hours ago

Calculate the time at an durban [30°E] when the the time is 10:00 am in New york . [74°W]...

Social Sciences, 2 hours ago

name some following the demarids of the modern farming...

Hindi, 4 hours ago

___के बिना व्यंजन का उच्चारण नहीं होता।...

Math, 4 hours ago

(b) 2616 : 8 of 3 - 21 x 10 + 132 of 15...

Hindi, 7 months ago

What is the eletion commision criterion for national partiees...

Math, 7 months ago

1 /root 9 - root 8 equal to?

English, 7 months ago

Read the a abbreviations given below.Write down the their unabbreviated form. 1) commissr 2)lib 3) mid. 4)govt. 5)equip. 6) espec.